diff --git a/development/icon/icon.SlackBuild b/development/icon/icon.SlackBuild
index dcc97fc569..5f11d22f27 100644
--- a/development/icon/icon.SlackBuild
+++ b/development/icon/icon.SlackBuild
@@ -55,10 +55,7 @@ OUTPUT=${OUTPUT:-/tmp}
 # whenever running icon programs.  I can't reproduce it.
 # However, one of the tests fails with "-O2".  Use "-O" instead
 # since it is the default in config/linux/Makedefs.
-if [ "$ARCH" = "i486" ]; then
-  SLKCFLAGS="-O -march=i486 -mtune=i686"
-  LIBDIRSUFFIX=""
-elif [ "$ARCH" = "i586" ]; then
+if [ "$ARCH" = "i586" ]; then
   SLKCFLAGS="-O -march=i586 -mtune=i686"
   LIBDIRSUFFIX=""
 elif [ "$ARCH" = "i686" ]; then