diff --git a/src/dmd/dmodule.d b/src/dmd/dmodule.d
index 579e13e3b370..20220ae4b811 100644
--- a/src/dmd/dmodule.d
+++ b/src/dmd/dmodule.d
@@ -322,6 +322,7 @@ extern (C++) final class Module : Package
     uint numlines;              // number of lines in source file
     int isDocFile;              // if it is a documentation input file, not D source
     bool isPackageFile;         // if it is a package.d
+    Strings contentImportedFiles; // array of files whose content was imported
     int needmoduleinfo;
     /**
        How many unit tests have been seen so far in this module. Makes it so the
diff --git a/src/dmd/expressionsem.d b/src/dmd/expressionsem.d
index f1173b547866..3c84d6094671 100644
--- a/src/dmd/expressionsem.d
+++ b/src/dmd/expressionsem.d
@@ -4275,6 +4275,7 @@ private extern (C++) final class ExpressionSemanticVisitor : Visitor
             return setError();
         }
 
+        sc._module.contentImportedFiles.push(name);
         if (global.params.verbose)
             fprintf(global.stdmsg, "file      %.*s\t(%s)\n", cast(int)se.len, se.string, name);
         if (global.params.moduleDeps !is null)
diff --git a/src/dmd/json.d b/src/dmd/json.d
index 8a1014b43ffe..bd005526ef7a 100644
--- a/src/dmd/json.d
+++ b/src/dmd/json.d
@@ -793,6 +793,35 @@ public:
         jsonProperties(d);
         objectEnd();
     }
+
+    private void generateSemantics()
+    {
+        objectStart();
+        property("kind", "semantics");
+        propertyStart("modules");
+        arrayStart();
+        foreach (m; Module.amodules)
+        {
+            objectStart();
+            if(m.md)
+                property("name", m.md.toChars());
+            property("file", m.srcfile.toChars());
+            propertyBool("isRoot", m.isRoot());
+            if(m.contentImportedFiles.dim > 0)
+            {
+                propertyStart("contentImports");
+                arrayStart();
+                foreach (file; m.contentImportedFiles)
+                {
+                    value(file);
+                }
+                arrayEnd();
+            }
+            objectEnd();
+        }
+        arrayEnd();
+        objectEnd();
+    }
 }
 
 extern (C++) void json_generate(OutBuffer* buf, Modules* modules)
@@ -806,6 +835,7 @@ extern (C++) void json_generate(OutBuffer* buf, Modules* modules)
             fprintf(global.stdmsg, "json gen %s\n", m.toChars());
         m.accept(json);
     }
+    json.generateSemantics();
     json.arrayEnd();
     json.removeComma();
 }
diff --git a/src/dmd/module.h b/src/dmd/module.h
index 7a40308b8b2d..54f85e7aefdf 100644
--- a/src/dmd/module.h
+++ b/src/dmd/module.h
@@ -85,6 +85,7 @@ class Module : public Package
     unsigned numlines;  // number of lines in source file
     int isDocFile;      // if it is a documentation input file, not D source
     bool isPackageFile; // if it is a package.d
+    Strings contentImportedFiles;  // array of files whose content was imported
     int needmoduleinfo;
     /**
        How many unit tests have been seen so far in this module. Makes it so the
diff --git a/test/compilable/extra-files/json.out b/test/compilable/extra-files/gen_json_out.d
similarity index 94%
rename from test/compilable/extra-files/json.out
rename to test/compilable/extra-files/gen_json_out.d
index fdcb60c5187f..630fa4e737ab 100644
--- a/test/compilable/extra-files/json.out
+++ b/test/compilable/extra-files/gen_json_out.d
@@ -1,4 +1,8 @@
-[
+import std.stdio : write;
+void main()
+{
+    write(
+`[
  {
   "name" : "json",
   "kind" : "module",
@@ -926,5 +930,51 @@
     "deco" : "YZi"
    }
   ]
+ },
+ {
+  "kind" : "semantics",
+  "modules" : [
+   {
+    "name" : "json",
+    "file" : "compilable/json.d",
+    "isRoot" : true
+   },
+   {
+    "name" : "imports.jsonimport1",
+    "file" : "compilable/imports/jsonimport1.d",
+    "isRoot" : false
+   },
+   {
+    "name" : "object",
+    "file" : "../../druntime/import/object.d",
+    "isRoot" : false
+   },`);
+    version(OSX) version(X86_64)
+    {
+        write(`
+   {
+    "name" : "core.attribute",
+    "file" : "../../druntime/import/core/attribute.d",
+    "isRoot" : false
+   },`);
+    }
+    write(`
+   {
+    "name" : "imports.jsonimport2",
+    "file" : "compilable/imports/jsonimport2.d",
+    "isRoot" : false
+   },
+   {
+    "name" : "imports.jsonimport3",
+    "file" : "compilable/imports/jsonimport3.d",
+    "isRoot" : false
+   },
+   {
+    "name" : "imports.jsonimport4",
+    "file" : "compilable/imports/jsonimport4.d",
+    "isRoot" : false
+   }
+  ]
  }
-]
\ No newline at end of file
+]`);
+}
diff --git a/test/compilable/extra-files/json-postscript.sh b/test/compilable/extra-files/json-postscript.sh
index 5fa936d5cf4c..c88631206f3e 100755
--- a/test/compilable/extra-files/json-postscript.sh
+++ b/test/compilable/extra-files/json-postscript.sh
@@ -1,5 +1,15 @@
 #!/usr/bin/env bash
 
+
+echo GENERATING compilable/extra-files/json.out
+set +x
+${DMD} -m${MODEL} -run compilable/extra-files/gen_json_out.d > compilable/extra-files/json.out
+if [ $? -ne 0 ]; then
+    cat compilable/extra-files/json.out
+    exit 1;
+fi
+
+
 grep -v "\"file\" : " ${RESULTS_DIR}/compilable/json.out | grep -v "\"offset\" : " | grep -v "\"deco\" : " > ${RESULTS_DIR}/compilable/json.out.2
 grep -v "\"file\" : " compilable/extra-files/json.out | grep -v "\"offset\" : " | grep -v "\"deco\" : " > ${RESULTS_DIR}/compilable/json.out.3
 
@@ -8,4 +18,5 @@ if [ $? -ne 0 ]; then
     exit 1;
 fi
 
+rm compilable/extra-files/json.out
 rm ${RESULTS_DIR}/compilable/json.out{.2,.3}