diff --git a/project/common.mk b/project/common.mk
index ed5797e..ef0339d 100644
--- a/project/common.mk
+++ b/project/common.mk
@@ -4,6 +4,9 @@ core/Modules/config.lo:	build/config.c $(ALL_HEADERS) host.tag tree.tag config.t
 core/Modules/config.o:	build/config.c $(ALL_HEADERS) host.tag tree.tag config.tag
 			$(CC) -c -o $@ $< $(CFLAGS_STATIC)
 
+core/%.ao:	$(SOURCE_DIR)/%.c $(ALL_HEADERS) host.tag tree.tag config.tag
+		$(CC) -c -o $@ $< $(CFLAGS_APP)
+
 core/%.lo:	$(SOURCE_DIR)/%.c $(ALL_HEADERS) host.tag tree.tag config.tag
 		$(CC) -c -o $@ $< $(CFLAGS_SHARED)