--- src/modules/db_berkeley/Makefile.orig	2018-03-01 16:24:09 UTC
+++ src/modules/db_berkeley/Makefile
@@ -25,7 +25,7 @@ ifeq ($(INSTALL_FLAVOUR),kamailio)
 # extra install for kamailio
 
 install-berkeley-scripts: $(bin_prefix)/$(bin_dir)
-		BERKELEYDBON=yes make -C ../../../utils/kamctl/ install-modules
+		BERKELEYDBON=yes $(MAKE) -C ../../../utils/kamctl/ install-modules
 
 install-scripts: install-berkeley-scripts
 
