diff --git a/build/scripts/build_cross_tools_gcc4 b/build/scripts/build_cross_tools_gcc4
index 3ea5fe09dc..775be3a128 100755
--- a/build/scripts/build_cross_tools_gcc4
+++ b/build/scripts/build_cross_tools_gcc4
@@ -113,7 +113,7 @@ copy_headers()
 	done
 }
 
-copy_headers $haikuSourceDir/headers/os $tmpIncludeDir/be
+copy_headers $haikuSourceDir/headers/os $tmpIncludeDir/os
 copy_headers $haikuSourceDir/headers/posix $tmpIncludeDir/posix
 
 # configure gcc