diff --git a/platform/lang-api/src/com/intellij/openapi/projectRoots/JdkUtil.java b/platform/lang-api/src/com/intellij/openapi/projectRoots/JdkUtil.java
index 78d4830c5e7e..f65b75b4e067 100644
--- a/platform/lang-api/src/com/intellij/openapi/projectRoots/JdkUtil.java
+++ b/platform/lang-api/src/com/intellij/openapi/projectRoots/JdkUtil.java
@@ -55,7 +55,7 @@ import java.util.jar.Manifest;
  * @author max
  */
 public class JdkUtil {
-  public static Key<Map<String, String>> COMMAND_LINE_CONTENT = Key.create("command.line.content");
+  public static final Key<Map<String, String>> COMMAND_LINE_CONTENT = Key.create("command.line.content");
 
   /**
    * The VM property is needed to workaround incorrect escaped URLs handling in WebSphere,