diff --git a/build/exe.mk b/build/exe.mk
index d536a353..3090f2e3 100644
--- a/build/exe.mk
+++ b/build/exe.mk
@@ -71,4 +71,4 @@ clean :
 
 .PHONY : depend
 depend:
-	makedepend -- $(CFLAGS) $(INCLUDES) -- *.c
+	makedepend -fMakefile.lite -- $(CFLAGS) $(INCLUDES) -- *.c *.cc
diff --git a/build/lib.mk b/build/lib.mk
index 90a0cbc2..d5ed2379 100644
--- a/build/lib.mk
+++ b/build/lib.mk
@@ -83,4 +83,4 @@ clean :
 
 .PHONY : depend
 depend:
-	makedepend -- $(CFLAGS) $(INCLUDES) -- *.c
+	makedepend -fMakefile.lite -- $(CFLAGS) $(INCLUDES) -- *.c *.cc