diff --git a/packages/compress/zlib/build b/packages/compress/zlib/build
index 3e6facafd4..ba821d844a 100755
--- a/packages/compress/zlib/build
+++ b/packages/compress/zlib/build
@@ -4,11 +4,6 @@
 
 $SCRIPTS/build toolchain
 
-# zlib fails to compile with GCC 4.5.0's link time optimization.
-  CFLAGS=`echo $CFLAGS | sed -e "s|-flto||" -e "s|-fuse-linker-plugin||" -e "s|-fwhole-program||"`
-  CXXFLAGS=`echo $CXXFLAGS | sed -e "s|-flto||" -e "s|-fuse-linker-plugin||" -e "s|-fwhole-program||"`
-  LDFLAGS=`echo $LDFLAGS | sed -e "s|-flto||" -e "s|-fuse-linker-plugin||" -e "s|-fwhole-program||"`
-
 cd $PKG_BUILD
 ./configure --prefix=/usr \
             --libdir=/usr/lib \