diff --git a/Makefile b/Makefile
index 65a91ba..a519794 100644
--- a/Makefile
+++ b/Makefile
@@ -122,8 +122,9 @@ run-gdb: all
 	-ex "set args -C debian/etc -M debian/var/models -U debian/var/users"
 
 run-valgrind: all
-	@valgrind --leak-check=full -s bin/gem-graph-server \
-	-C debian/etc -M debian/var/models -U debian/var/users
+	@valgrind --leak-check=full -s  \
+	bin/gem-graph-server -C debian/etc -M debian/var/models \
+	-U debian/var/users
 
 run-both: all
 	@bin/gem-graph-server -C debian/etc -M debian/var/models \
diff --git a/src/model.c b/src/model.c
index a587c37..b214baa 100644
--- a/src/model.c
+++ b/src/model.c
@@ -92,6 +92,8 @@ int ModelUnload(int id)
     // Resize loaded model list
     loadedModel =
         (Model_t**) realloc(loadedModel, loadedModelSize * sizeof(Model_t*));
+
+    return 0;
 }
 /* -------------------------------------------------------------------------- */