diff --git a/tools/squisher b/tools/squisher
index 9a4b0bd..250a248 100755
--- a/tools/squisher
+++ b/tools/squisher
@@ -53,10 +53,25 @@
 printf "Unpacking $OTAPACKAGE..."
 unzip $QUIET $OTAPACKAGE
 echo
-cd $REPACK/ota/system/framework
-$OPTICHARGER framework-res.apk
-cd $REPACK/ota/system/app
+
+# Move all apks to the same directory so xargs can
+# use also with framework-res.apk. This allow process
+# framework-res.apk in parallel with other apks
+mkdir -p $REPACK/parallel
+cd $REPACK/parallel
+cp $REPACK/ota/system/framework/framework-res.apk .
+cp $REPACK/ota/system/app/*.apk .
+
+# Do optimization in parallel
 find ./ -name \*.apk | $XARGS $OPTICHARGER
+
+# Move optimized apks to repack directory
+mv -f $REPACK/parallel/framework-res.apk $REPACK/ota/system/framework/framework-res.apk
+mv -f $REPACK/parallel/*.apk $REPACK/ota/system/app/
+
+# Return to directory
+cd $REPACK/ota
+rm -rf $REPACK/parallel
 )
 
 # Fix build.prop