diff --git a/makefiles/info.inc.mk b/makefiles/info.inc.mk
index d871bfdfc7..b807d4de92 100644
--- a/makefiles/info.inc.mk
+++ b/makefiles/info.inc.mk
@@ -171,15 +171,19 @@ info-build-json:
 	@echo '"BOARDDIR": "$(BOARDDIR)",'
 	@echo '"RIOTCPU": "$(RIOTCPU)",'
 	@echo '"RIOTPKG": "$(RIOTPKG)",'
-	@echo '"EXTERNAL_BOARD_DIRS": $(call json_string_or_null,$(EXTERNAL_BOARD_DIRS)),'
+	@echo '"EXTERNAL_BOARD_DIRS": $(call to_json_string_list,$(EXTERNAL_BOARD_DIRS)),'
 	@echo '"BINDIR": "$(BINDIR)",'
 	@echo '"ELFFILE": "$(ELFFILE)",'
 	@echo '"HEXFILE": "$(HEXFILE)",'
 	@echo '"BINFILE": "$(BINFILE)",'
 	@echo '"FLASHFILE": "$(FLASHFILE)",'
+	@echo '"EXTERNAL_MODULE_DIRS": $(call to_json_string_list,$(EXTERNAL_MODULE_DIRS)),'
+	@echo '"EXTERNAL_MODULE_PATHS": $(call to_json_string_list,$(EXTERNAL_MODULE_PATHS)),'
+	@echo '"EXTERNAL_PKG_DIRS": $(call to_json_string_list,$(EXTERNAL_PKG_DIRS)),'
 	@echo '"DEFAULT_MODULE": $(call to_json_string_list,$(sort $(filter-out $(DISABLE_MODULE), $(DEFAULT_MODULE)))),'
 	@echo '"DISABLE_MODULE": $(call to_json_string_list,$(sort $(DISABLE_MODULE))),'
 	@echo '"USEMODULE": $(call to_json_string_list,$(sort $(filter-out $(DEFAULT_MODULE), $(USEMODULE)))),'
+	@echo '"USEPKG": $(call to_json_string_list,$(sort $(USEPKG))),'
 	@echo '"FEATURES_USED": $(call to_json_string_list,$(FEATURES_USED)),'
 	@echo '"FEATURES_REQUIRED": $(call to_json_string_list,$(sort $(FEATURES_REQUIRED))),'
 	@echo '"FEATURES_REQUIRED_ANY": $(call to_json_string_list,$(sort $(FEATURES_REQUIRED_ANY))),'