diff --git a/src/main/java/org/jenkinsci/plugins/ghprb/GhprbPullRequestMerge.java b/src/main/java/org/jenkinsci/plugins/ghprb/GhprbPullRequestMerge.java
index 89d9320d7..6382ecf4d 100644
--- a/src/main/java/org/jenkinsci/plugins/ghprb/GhprbPullRequestMerge.java
+++ b/src/main/java/org/jenkinsci/plugins/ghprb/GhprbPullRequestMerge.java
@@ -14,7 +14,9 @@
 import hudson.tasks.Publisher;
 import hudson.tasks.Recorder;
 import hudson.util.FormValidation;
+import hudson.util.ListBoxModel;
 import jenkins.tasks.SimpleBuildStep;
+import org.apache.commons.lang.StringUtils;
 import org.kohsuke.github.GHIssue;
 import org.kohsuke.github.GHPullRequest;
 import org.kohsuke.github.GHPullRequestCommitDetail;
@@ -42,6 +44,8 @@ public class GhprbPullRequestMerge extends Recorder implements SimpleBuildStep {
 
     private final String mergeComment;
 
+    private final String mergeMethod;
+
     private final Boolean failOnNonMerge;
 
     private final Boolean deleteOnMerge;
@@ -49,10 +53,11 @@ public class GhprbPullRequestMerge extends Recorder implements SimpleBuildStep {
     private final Boolean allowMergeWithoutTriggerPhrase;
 
     @DataBoundConstructor
-    public GhprbPullRequestMerge(String mergeComment, boolean onlyAdminsMerge, boolean disallowOwnCode, boolean failOnNonMerge,
-                                 boolean deleteOnMerge, boolean allowMergeWithoutTriggerPhrase) {
+    public GhprbPullRequestMerge(String mergeComment, String mergeMethod, boolean onlyAdminsMerge, boolean disallowOwnCode,
+                                 boolean failOnNonMerge, boolean deleteOnMerge, boolean allowMergeWithoutTriggerPhrase) {
 
         this.mergeComment = mergeComment;
+        this.mergeMethod = mergeMethod;
         this.onlyAdminsMerge = onlyAdminsMerge;
         this.disallowOwnCode = disallowOwnCode;
         this.failOnNonMerge = failOnNonMerge;
@@ -64,6 +69,10 @@ public String getMergeComment() {
         return mergeComment;
     }
 
+    public String getMergeMethod() {
+        return mergeMethod;
+    }
+
     public boolean getOnlyAdminsMerge() {
         return onlyAdminsMerge == null ? false : onlyAdminsMerge;
     }
@@ -216,7 +225,7 @@ public void perform(
                 e.printStackTrace(listener.getLogger());
             }
             String mergeComment = Ghprb.replaceMacros(run, listener, getMergeComment());
-            pr.merge(mergeComment);
+            pr.merge(mergeComment, null, GHPullRequest.MergeMethod.valueOf(getMergeMethod()));
             listener.getLogger().println("Pull request successfully merged");
             deleteBranch(run, launcher, listener);
         }
@@ -309,6 +318,18 @@ public FormValidation doCheck(@AncestorInPath Job<?, ?> project, @QueryParameter
             FilePath buildDirectory = new FilePath(project.getBuildDir());
             return FilePath.validateFileMask(buildDirectory, value);
         }
+
+        public ListBoxModel doFillMergeMethodItems() {
+            ListBoxModel items = new ListBoxModel();
+            for (GHPullRequest.MergeMethod mergeMethod: GHPullRequest.MergeMethod.values()) {
+                items.add(StringUtils.capitalize(mergeMethod.name().toLowerCase()), mergeMethod.name());
+            }
+            return items;
+        }
+
+        public String defaultMergeMethod() {
+            return GHPullRequest.MergeMethod.MERGE.toString();
+        }
     }
 
 }
diff --git a/src/main/java/org/jenkinsci/plugins/ghprb/jobdsl/GhprbContextExtensionPoint.java b/src/main/java/org/jenkinsci/plugins/ghprb/jobdsl/GhprbContextExtensionPoint.java
index 06275f15f..2fa9f476f 100644
--- a/src/main/java/org/jenkinsci/plugins/ghprb/jobdsl/GhprbContextExtensionPoint.java
+++ b/src/main/java/org/jenkinsci/plugins/ghprb/jobdsl/GhprbContextExtensionPoint.java
@@ -56,6 +56,7 @@ public Object mergeGithubPullRequest(Runnable closure) {
 
         return new GhprbPullRequestMerge(
                 context.mergeComment,
+                context.mergeMethod,
                 context.onlyAdminsMerge,
                 context.disallowOwnCode,
                 context.failOnNonMerge,
diff --git a/src/main/java/org/jenkinsci/plugins/ghprb/jobdsl/GhprbPullRequestMergeContext.java b/src/main/java/org/jenkinsci/plugins/ghprb/jobdsl/GhprbPullRequestMergeContext.java
index 341daa397..9fe570f04 100644
--- a/src/main/java/org/jenkinsci/plugins/ghprb/jobdsl/GhprbPullRequestMergeContext.java
+++ b/src/main/java/org/jenkinsci/plugins/ghprb/jobdsl/GhprbPullRequestMergeContext.java
@@ -5,6 +5,8 @@
 public class GhprbPullRequestMergeContext implements Context {
     String mergeComment;
 
+    String mergeMethod;
+
     boolean onlyAdminsMerge;
 
     boolean disallowOwnCode;
@@ -22,6 +24,13 @@ public void mergeComment(String mergeComment) {
         this.mergeComment = mergeComment;
     }
 
+    /**
+     * @param mergeMethod Sets a merge method that should be used when the merge command is sent to GitHub.
+     */
+    public void mergeMethod(String mergeMethod) {
+        this.mergeMethod = mergeMethod;
+    }
+
     /**
      * @param onlyAdminsMerge Allows only admin users to trigger a pull request merge. Defaults to {@code false}.
      */
diff --git a/src/main/resources/org/jenkinsci/plugins/ghprb/GhprbPullRequestMerge/config.jelly b/src/main/resources/org/jenkinsci/plugins/ghprb/GhprbPullRequestMerge/config.jelly
index 4a2acdff2..5b90192f6 100644
--- a/src/main/resources/org/jenkinsci/plugins/ghprb/GhprbPullRequestMerge/config.jelly
+++ b/src/main/resources/org/jenkinsci/plugins/ghprb/GhprbPullRequestMerge/config.jelly
@@ -3,6 +3,9 @@
     <f:entry title="Merge comment" field="mergeComment">
         <f:textarea />
     </f:entry>
+    <f:entry title="Merge method" field="mergeMethod">
+        <f:select default="${descriptor.defaultMergeMethod()}"/>
+    </f:entry>
     <f:entry title="Only Admin can merge code" field="onlyAdminsMerge">
         <f:checkbox />
     </f:entry>
diff --git a/src/main/resources/org/jenkinsci/plugins/ghprb/GhprbPullRequestMerge/help-mergeMethod.html b/src/main/resources/org/jenkinsci/plugins/ghprb/GhprbPullRequestMerge/help-mergeMethod.html
new file mode 100644
index 000000000..edb9a104d
--- /dev/null
+++ b/src/main/resources/org/jenkinsci/plugins/ghprb/GhprbPullRequestMerge/help-mergeMethod.html
@@ -0,0 +1,3 @@
+<div>
+    Merge method to use (<a href="https://help.github.com/en/articles/about-merge-methods-on-github">About merge methods</a>).
+</div>
diff --git a/src/test/java/org/jenkinsci/plugins/ghprb/GhprbPullRequestMergeTest.java b/src/test/java/org/jenkinsci/plugins/ghprb/GhprbPullRequestMergeTest.java
index c4e21a0c6..d330586f5 100644
--- a/src/test/java/org/jenkinsci/plugins/ghprb/GhprbPullRequestMergeTest.java
+++ b/src/test/java/org/jenkinsci/plugins/ghprb/GhprbPullRequestMergeTest.java
@@ -116,6 +116,8 @@ public class GhprbPullRequestMergeTest {
 
     private final String mergeComment = "merge";
 
+    private final GHPullRequest.MergeMethod mergeMethod = GHPullRequest.MergeMethod.MERGE;
+
     private final Integer pullId = 1;
 
     private Map<String, Object> triggerValues;
@@ -244,6 +246,7 @@ private GhprbPullRequestMerge setupMerger(
 
         GhprbPullRequestMerge merger = spy(new GhprbPullRequestMerge(
                 mergeComment,
+                mergeMethod.name(),
                 onlyAdminsMerge,
                 disallowOwnCode,
                 failOnNonMerge,
@@ -272,35 +275,35 @@ public void testApproveMerge() throws Exception {
 
         setupConditions(nonAdminLogin, committerName, committerEmail, triggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(1)).merge(mergeComment);
+        verify(pr, times(1)).merge(mergeComment, null, mergeMethod);
 
         setupConditions(adminLogin, nonCommitterName, nonCommitterEmail, triggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(2)).merge(mergeComment);
+        verify(pr, times(2)).merge(mergeComment, null, mergeMethod);
 
         setupConditions(adminLogin, committerName, committerEmail, nonTriggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(2)).merge(mergeComment);
+        verify(pr, times(2)).merge(mergeComment, null, mergeMethod);
 
         setupConditions(nonAdminLogin, nonCommitterName, nonCommitterEmail, triggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(3)).merge(mergeComment);
+        verify(pr, times(3)).merge(mergeComment, null, mergeMethod);
 
         setupConditions(nonAdminLogin, nonCommitterName, nonCommitterEmail, nonTriggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(3)).merge(mergeComment);
+        verify(pr, times(3)).merge(mergeComment, null, mergeMethod);
 
         setupConditions(adminLogin, nonCommitterName, nonCommitterEmail, nonTriggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(3)).merge(mergeComment);
+        verify(pr, times(3)).merge(mergeComment, null, mergeMethod);
 
         setupConditions(nonAdminLogin, nonCommitterName, nonCommitterEmail, nonTriggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(3)).merge(mergeComment);
+        verify(pr, times(3)).merge(mergeComment, null, mergeMethod);
 
         setupConditions(adminLogin, committerName, committerEmail, triggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(4)).merge(mergeComment);
+        verify(pr, times(4)).merge(mergeComment, null, mergeMethod);
     }
 
     @Test
@@ -313,11 +316,11 @@ public void testAdminMerge() throws Exception {
 
         setupConditions(adminLogin, committerName, committerEmail, triggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(1)).merge(mergeComment);
+        verify(pr, times(1)).merge(mergeComment, null, mergeMethod);
 
         setupConditions(nonAdminLogin, committerName, committerEmail, triggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(1)).merge(mergeComment);
+        verify(pr, times(1)).merge(mergeComment, null, mergeMethod);
     }
 
     @Test
@@ -330,11 +333,11 @@ public void testTriggerMerge() throws Exception {
 
         setupConditions(adminLogin, committerName, committerEmail, triggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(1)).merge(mergeComment);
+        verify(pr, times(1)).merge(mergeComment, null, mergeMethod);
 
         setupConditions(adminLogin, committerName, committerEmail, nonTriggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(1)).merge(mergeComment);
+        verify(pr, times(1)).merge(mergeComment, null, mergeMethod);
     }
 
     @Test
@@ -347,11 +350,11 @@ public void testOwnCodeMerge() throws Exception {
 
         setupConditions(adminLogin, nonCommitterName, nonCommitterEmail, triggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(1)).merge(mergeComment);
+        verify(pr, times(1)).merge(mergeComment, null, mergeMethod);
 
         setupConditions(adminLogin, committerName, committerEmail, triggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(1)).merge(mergeComment);
+        verify(pr, times(1)).merge(mergeComment, null, mergeMethod);
     }
 
     @Test
@@ -364,39 +367,39 @@ public void testDenyMerge() throws Exception {
 
         setupConditions(nonAdminLogin, nonAdminLogin, nonCommitterName, nonCommitterEmail, triggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(0)).merge(mergeComment);
+        verify(pr, times(0)).merge(mergeComment, null, mergeMethod);
 
         setupConditions(nonAdminLogin, adminLogin, committerName, committerEmail, triggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(0)).merge(mergeComment);
+        verify(pr, times(0)).merge(mergeComment, null, mergeMethod);
 
         setupConditions(nonAdminLogin, adminLogin, nonCommitterName, nonCommitterEmail, nonTriggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(0)).merge(mergeComment);
+        verify(pr, times(0)).merge(mergeComment, null, mergeMethod);
 
         setupConditions(nonAdminLogin, nonAdminLogin, nonCommitterName, nonCommitterEmail, triggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(0)).merge(mergeComment);
+        verify(pr, times(0)).merge(mergeComment, null, mergeMethod);
 
         setupConditions(nonAdminLogin, nonAdminLogin, nonCommitterName, nonCommitterEmail, nonTriggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(0)).merge(mergeComment);
+        verify(pr, times(0)).merge(mergeComment, null, mergeMethod);
 
         setupConditions(nonAdminLogin, adminLogin, committerName, committerEmail, nonTriggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(0)).merge(mergeComment);
+        verify(pr, times(0)).merge(mergeComment, null, mergeMethod);
 
         setupConditions(nonAdminLogin, nonAdminLogin, committerName, committerEmail, nonTriggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(0)).merge(mergeComment);
+        verify(pr, times(0)).merge(mergeComment, null, mergeMethod);
 
         setupConditions(adminLogin, adminLogin, nonCommitterName, nonCommitterEmail, triggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(0)).merge(mergeComment);
+        verify(pr, times(0)).merge(mergeComment, null, mergeMethod);
 
         setupConditions(nonAdminLogin, adminLogin, nonCommitterName, nonCommitterEmail, triggerPhrase);
         merger.perform(build, mockFilePath, launcher, listener);
-        verify(pr, times(1)).merge(mergeComment);
+        verify(pr, times(1)).merge(mergeComment, null, mergeMethod);
     }
 
     @Test