diff --git a/packages/toolchain/devel/eglibc/build b/packages/toolchain/devel/eglibc/build
index 7dcc7b1f86..0e3a3120fe 100755
--- a/packages/toolchain/devel/eglibc/build
+++ b/packages/toolchain/devel/eglibc/build
@@ -27,6 +27,7 @@ strip_gold # Fails to compile using the gold linker.
 
 # Filter out some problematic CFLAGS
   CFLAGS=`echo $CFLAGS | sed -e "s|-ffast-math||"`
+  CFLAGS=`echo $CFLAGS | sed -e "s|-Ofast|-O2|"`
   CFLAGS=`echo $CFLAGS | sed -e "s|-O.|-O2|"`
 
 # set some CFLAGS we need