diff --git a/GenerateCMakeProjectFiles.py b/GenerateCMakeProjectFiles.py
index 6a5bbf93345fca4c6565c22f9db18dd7512382f8..edd5547ed2e21e81ad95c56ecfb591ee20817647 100644
--- a/GenerateCMakeProjectFiles.py
+++ b/GenerateCMakeProjectFiles.py
@@ -7,7 +7,7 @@ backupExtension = ".BAK"
 excludeDirs = [ "cvs", ".svn", "build", "built", "cmake" ]
 sourceExtensions = [ ".c", ".cpp", ".h" ]
 addSourceFilesListToSources = True
-defaultCoreLibsVersion = "PEANUTS"
+defaultCoreLibsVersion = "DARWIN"
 
 findCommented = re.compile( r'\s*#\s*.*' )
 findSetListRegEx = re.compile( r'set\(\s*(\S+)\s*\Z' )