diff --git a/filter-clang.sh b/filter-clang.sh
index 7697038a9..8996ffdb1 100644
--- a/filter-clang.sh
+++ b/filter-clang.sh
@@ -1,3 +1,3 @@
 filter () { 
-    sed -E 's/^\/Applications\/Xcode.app\/Contents\/Developer\/Toolchains\/XcodeDefault\.xctoolchain\/usr\/bin\/clang\+\+ -c[[:space:]]+([^[:space:]]+[[:space:]]+)*/Compiling \1/' 
+    sed -lE 's/^\/Applications\/Xcode.app\/Contents\/Developer\/Toolchains\/XcodeDefault\.xctoolchain\/usr\/bin\/clang\+\+ -c[[:space:]]+([^[:space:]]+[[:space:]]+)*/Compiling \1/' 
 }