diff --git a/firefox.spec b/firefox.spec
index 8e61537..970ecb2 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -179,7 +179,7 @@ Files and macros mainly for building Firefox extensions.
 %endif
 %patch35 -p1
 %patch36 -p1
-%patch42 -p1
+#patch42 -p1
 
 # Fedora patches
 %patch204 -p2 -b .966424