diff --git a/packages/security/polkit/build b/packages/security/polkit/build
index 7ed32c8518..05cc564bd6 100755
--- a/packages/security/polkit/build
+++ b/packages/security/polkit/build
@@ -11,6 +11,11 @@ $SCRIPTS/build eggdbus
 $SCRIPTS/build expat
 $SCRIPTS/build Linux-PAM
 
+# polkit 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 $PKG_BUILD
 ./configure --host=$TARGET_NAME \
             --build=$HOST_NAME \