diff --git a/tools/sources.sh b/tools/sources.sh
index ecfe3b70..fcbd49e1 100755
--- a/tools/sources.sh
+++ b/tools/sources.sh
@@ -4,7 +4,7 @@ source $(dirname $0)/env.sh
 
 cd $LUNA_ROOT
 
-FOLDERS=(kernel libc libos libluna apps)
+FOLDERS=(kernel libc libos libluna apps shell tests)
 
 SOURCES=($(find ${FOLDERS[@]} -type f -name "*.cpp"))
 SOURCES+=($(find ${FOLDERS[@]} -type f -name "*.h"))