diff --git a/xscreensaver.spec b/xscreensaver.spec
index f8cfab4..7ce0dec 100644
--- a/xscreensaver.spec
+++ b/xscreensaver.spec
@@ -10,7 +10,7 @@
 %define split_getimage   1
 %endif
 
-%define fedora_rel    4.1
+%define fedora_rel    4.2
 
 %global use_clang_as_cc 0
 %global use_clang_analyze 0
@@ -558,6 +558,7 @@ export CFLAGS="$CFLAGS -Wno-variadic-macros"
 export CC=clang
 export CFLAGS="$(echo $CFLAGS | sed -e 's|-fstack-protector-strong|-fstack-protector|')"
 export CFLAGS="$(echo $CFLAGS | sed -e 's|-specs=[^ \t][^ \t]*||')"
+export CFLAGS="$CFLAGS -Wno-gnu-statement-expression"
 export LDFLAGS="$(echo $LDFLAGS %__global_ldflags | sed -e 's|-specs=[^ \t][^ \t]*||')"
 %endif