diff --git a/simgear/scene/sky/Makefile.am b/simgear/scene/sky/Makefile.am
index ad13cbe9..c2364339 100644
--- a/simgear/scene/sky/Makefile.am
+++ b/simgear/scene/sky/Makefile.am
@@ -1,6 +1,6 @@
 includedir = @includedir@/sky
 
-SUBDIRS = clouds3d
+# SUBDIRS = clouds3d
 
 lib_LIBRARIES = libsgsky.a