1 files changed, 1 insertions, 1 deletions
diff --git a/src/classes/com/sun/opengl/util/JOGLAppletLauncher.java b/src/classes/com/sun/opengl/util/JOGLAppletLauncher.java
index 6db8d39be..a29b05ee6 100755
--- a/src/classes/com/sun/opengl/util/JOGLAppletLauncher.java
+++ b/src/classes/com/sun/opengl/util/JOGLAppletLauncher.java
@@ -292,7 +292,7 @@ public class JOGLAppletLauncher extends Applet {
             Package p = Package.getPackage("javax.media.opengl");
 
             String installDirName = userHome + File.separator + ".jogl_ext"
-              + File.separator + installDirectory + File.separator + p.getImplementationVersion();
+              + File.separator + installDirectory + File.separator + p.getImplementationVersion().replace(':', '_');
 
             final File installDir = new File(installDirName);