diff --git a/src/it/projects/mdep-952-unpack-fails-if-extension-of-artifact-is-used/invoker.properties b/src/it/projects/mdep-952-unpack-fails-if-extension-of-artifact-is-used/invoker.properties
new file mode 100644
index 000000000..df09c584b
--- /dev/null
+++ b/src/it/projects/mdep-952-unpack-fails-if-extension-of-artifact-is-used/invoker.properties
@@ -0,0 +1,18 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+# 
+#   http://www.apache.org/licenses/LICENSE-2.0
+# 
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+invoker.goals = ${project.groupId}:${project.artifactId}:${project.version}:unpack -Dartifact=org.apache.commons:commons-lang3:3.17.0::jar -DoutputDirectory=.
diff --git a/src/it/projects/mdep-952-unpack-fails-if-extension-of-artifact-is-used/pom.xml b/src/it/projects/mdep-952-unpack-fails-if-extension-of-artifact-is-used/pom.xml
new file mode 100644
index 000000000..6c3ae6a1e
--- /dev/null
+++ b/src/it/projects/mdep-952-unpack-fails-if-extension-of-artifact-is-used/pom.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Licensed to the Apache Software Foundation (ASF) under one
+  ~ or more contributor license agreements.  See the NOTICE file
+  ~ distributed with this work for additional information
+  ~ regarding copyright ownership.  The ASF licenses this file
+  ~ to you under the Apache License, Version 2.0 (the
+  ~ "License"); you may not use this file except in compliance
+  ~ with the License.  You may obtain a copy of the License at
+  ~
+  ~   http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing,
+  ~ software distributed under the License is distributed on an
+  ~ "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+  ~ KIND, either express or implied.  See the License for the
+  ~ specific language governing permissions and limitations
+  ~ under the License.
+  -->
+<project xmlns="http://maven.apache.org/POM/4.0.0">
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>com.mycompany.app</groupId>
+  <artifactId>my-app</artifactId>
+  <version>1</version>
+</project>
\ No newline at end of file
diff --git a/src/it/projects/mdep-952-unpack-fails-if-extension-of-artifact-is-used/verify.groovy b/src/it/projects/mdep-952-unpack-fails-if-extension-of-artifact-is-used/verify.groovy
new file mode 100644
index 000000000..e5eae39a5
--- /dev/null
+++ b/src/it/projects/mdep-952-unpack-fails-if-extension-of-artifact-is-used/verify.groovy
@@ -0,0 +1,27 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+File file = new File( basedir, "build.log" )
+assert file.exists()
+
+String buildLog = file.getText( "UTF-8" )
+assert buildLog.contains( 'BUILD SUCCESS' )
+assert !buildLog.contains( 'BUILD FAILURE' )
+
+return true