diff --git a/make/projects-dir.mk b/make/projects-dir.mk
index eaf006e9..028cf62d 100644
--- a/make/projects-dir.mk
+++ b/make/projects-dir.mk
@@ -83,8 +83,8 @@ endif
 
 MOD_SCRIPT_DIR        = ./jw-build/scripts
 PGIT                  = CLONE_PROJECTS="$(PROJECTS)" /bin/bash $(firstword $(wildcard $(MOD_SCRIPT_DIR)/pgit.sh /opt/jw-build/bin/pgit.sh) pgit.sh-not-found)
-BUILD_PY              = python $(MOD_SCRIPT_DIR)/build.py -b $(shell pwd) $(BUILD_PY_EXTRA_ARGS)
-PROJECTS_PY           = python $(MOD_SCRIPT_DIR)/projects.py --prefix $(shell pwd) $(PROJECTS_PY_EXTRA_ARGS)
+BUILD_PY              = python2 $(MOD_SCRIPT_DIR)/build.py -b $(shell pwd) $(BUILD_PY_EXTRA_ARGS)
+PROJECTS_PY           = python2 $(MOD_SCRIPT_DIR)/projects.py --prefix $(shell pwd) $(PROJECTS_PY_EXTRA_ARGS)
 PURGE_SH              = /bin/bash $(firstword $(wildcard $(MOD_SCRIPT_DIR)/purge-stale-projects.sh /opt/jw-build/bin/purge-stale-projects.sh) purge-not-found)
 RELEASE_SH            = /bin/bash $(firstword $(wildcard $(MOD_SCRIPT_DIR)/build-release.sh /opt/jw-build/bin/build-release.sh) release-not-found)
 PKG_MANAGER_SH       ?= /bin/bash $(firstword $(wildcard $(MOD_SCRIPT_DIR)/pkg-manager.sh /opt/jw-build/bin/pkg-manager.sh) pkg-manager-not-found)