diff --git a/src/it/projects/mdep-1650-scriptable-output-null-classifier/invoker.properties b/src/it/projects/mdep-1650-scriptable-output-null-classifier/invoker.properties
new file mode 100644
index 000000000..4bbc5ed10
--- /dev/null
+++ b/src/it/projects/mdep-1650-scriptable-output-null-classifier/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 = clean ${project.groupId}:${project.artifactId}:${project.version}:analyze
diff --git a/src/it/projects/mdep-1650-scriptable-output-null-classifier/pom.xml b/src/it/projects/mdep-1650-scriptable-output-null-classifier/pom.xml
new file mode 100644
index 000000000..7e2ec51cb
--- /dev/null
+++ b/src/it/projects/mdep-1650-scriptable-output-null-classifier/pom.xml
@@ -0,0 +1,63 @@
+
+
+
+
+
+ 4.0.0
+
+ org.apache.maven.its.dependency
+ mdep-1650
+ 1.0-SNAPSHOT
+
+ Test
+
+ Test dependency:analyze scriptableOutput does not append literal "null" for null classifier
+
+
+
+ UTF-8
+
+
+
+
+ org.apache.maven
+ maven-project
+ 2.0.6
+
+
+
+
+
+
+
+ maven-dependency-plugin
+ @project.version@
+
+ true
+ true
+ TESTFLAG
+
+
+
+
+
+
diff --git a/src/it/projects/mdep-1650-scriptable-output-null-classifier/src/main/java/test/App.java b/src/it/projects/mdep-1650-scriptable-output-null-classifier/src/main/java/test/App.java
new file mode 100644
index 000000000..a2b9cb744
--- /dev/null
+++ b/src/it/projects/mdep-1650-scriptable-output-null-classifier/src/main/java/test/App.java
@@ -0,0 +1,23 @@
+/*
+ * 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.
+ */
+package test;
+import org.apache.maven.model.Model;
+public class App {
+ public Model model = null;
+}
diff --git a/src/it/projects/mdep-1650-scriptable-output-null-classifier/verify.groovy b/src/it/projects/mdep-1650-scriptable-output-null-classifier/verify.groovy
new file mode 100644
index 000000000..a5caf03b3
--- /dev/null
+++ b/src/it/projects/mdep-1650-scriptable-output-null-classifier/verify.groovy
@@ -0,0 +1,36 @@
+/*
+ * 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 buildLog = new File( basedir, "build.log" )
+assert buildLog.exists()
+
+String log = buildLog.getText( "UTF-8" )
+
+// verify scriptable output is present
+assert log.contains( 'Missing dependencies:' )
+assert log.contains( 'TESTFLAG:' )
+
+// verify no scriptable output line contains ":null:" (null classifier)
+log.eachLine { line ->
+ if ( line.contains( 'TESTFLAG:' ) ) {
+ assert !line.contains( ':null:' )
+ }
+}
+
+return true
diff --git a/src/main/java/org/apache/maven/plugins/dependency/analyze/AbstractAnalyzeMojo.java b/src/main/java/org/apache/maven/plugins/dependency/analyze/AbstractAnalyzeMojo.java
index 56324c0af..7bb13e64c 100644
--- a/src/main/java/org/apache/maven/plugins/dependency/analyze/AbstractAnalyzeMojo.java
+++ b/src/main/java/org/apache/maven/plugins/dependency/analyze/AbstractAnalyzeMojo.java
@@ -547,7 +547,7 @@ private void writeScriptableOutput(Set artifacts) {
.append(":")
.append(artifact.getDependencyConflictId())
.append(":")
- .append(artifact.getClassifier())
+ .append(artifact.getClassifier() != null ? artifact.getClassifier() : "")
.append(":")
.append(artifact.getBaseVersion())
.append(":")