diff --git a/MozillaFirefox.changes b/MozillaFirefox.changes
index 0a006d82..02b1589d 100644
--- a/MozillaFirefox.changes
+++ b/MozillaFirefox.changes
@@ -1,9 +1,8 @@
 -------------------------------------------------------------------
 Tue May 23 14:00:40 UTC 2017 - wr@rosenauer.org
 
-- only optimize with -O2 for openSUSE > 13.2/Leap 42 (gcc7)
+- remove -fno-inline-small-functions which breaks with gcc7
   (boo#1040105)
-- remove -fno-inline-small-functions
 
 -------------------------------------------------------------------
 Mon May  8 08:28:17 UTC 2017 - wr@rosenauer.org
diff --git a/MozillaFirefox.spec b/MozillaFirefox.spec
index 46994f32..c9362258 100644
--- a/MozillaFirefox.spec
+++ b/MozillaFirefox.spec
@@ -337,10 +337,6 @@ ac_add_options --enable-default-toolkit=cairo-gtk2
 %if 0%{?build_hardened}
 ac_add_options --enable-pie
 %endif
-# gcc7 (boo#1040105)
-%if 0%{?suse_version} > 1320
-ac_add_options --enable-optimize="-g -O2"
-%endif
 %ifarch %ix86 %arm
 %if 0%{?suse_version} > 1230
 ac_add_options --disable-optimize