diff --git a/plugins/groovy/src/org/jetbrains/plugins/groovy/runner/GroovyScriptRunConfiguration.java b/plugins/groovy/src/org/jetbrains/plugins/groovy/runner/GroovyScriptRunConfiguration.java
index a60b3fca0bf4..c7a93bd07fa8 100644
--- a/plugins/groovy/src/org/jetbrains/plugins/groovy/runner/GroovyScriptRunConfiguration.java
+++ b/plugins/groovy/src/org/jetbrains/plugins/groovy/runner/GroovyScriptRunConfiguration.java
@@ -164,7 +164,7 @@ public class GroovyScriptRunConfiguration extends ModuleBasedConfiguration<RunCo
     JDOMExternalizer.write(element, "params", scriptParams);
     JDOMExternalizer.write(element, "workDir", ExternalizablePath.urlValue(workDir));
     JDOMExternalizer.write(element, "debug", isDebugEnabled);
-    JDOMExternalizer.write(element, "addClasspath", isAddClasspathToTheRunner);
+    if (isAddClasspathToTheRunner) JDOMExternalizer.write(element, "addClasspath", true);
     JDOMExternalizer.writeMap(element, envs, null, "env");
   }