diff --git a/application/palemoon/locales/Makefile.in b/application/palemoon/locales/Makefile.in
index 0049057241..c81329a9a4 100644
--- a/application/palemoon/locales/Makefile.in
+++ b/application/palemoon/locales/Makefile.in
@@ -124,7 +124,9 @@ libs-%:
 	@$(MAKE) -C ../../../services/sync/locales AB_CD=$* XPI_NAME=locale-$*
 	@$(MAKE) -C ../../../extensions/spellcheck/locales AB_CD=$* XPI_NAME=locale-$*
 	@$(MAKE) -C ../../../intl/locales AB_CD=$* XPI_NAME=locale-$*
+ifdef MOZ_DEVTOOLS
 	@$(MAKE) -C ../../../devtools/client/locales AB_CD=$* XPI_NAME=locale-$*
+endif
 	@$(MAKE) libs AB_CD=$* XPI_NAME=locale-$* PREF_DIR=$(PREF_DIR)
 	@$(MAKE) -C $(DEPTH)/$(MOZ_BRANDING_DIRECTORY)/locales AB_CD=$* XPI_NAME=locale-$*