diff --git a/package/pkg-utils.mk b/package/pkg-utils.mk
index 0b0ff77419..38ba5bca93 100644
--- a/package/pkg-utils.mk
+++ b/package/pkg-utils.mk
@@ -113,6 +113,8 @@ define _json-info-pkg
 		"virtual": false$(comma)
 		$(call _json-info-pkg-details,$(1)) \
 	)
+	"stamp_dir": $(call mk-json-str,$(patsubst $(CONFIG_DIR)/%,%,$($(1)_DIR))),
+	"source_dir": $(call mk-json-str,$(patsubst $(CONFIG_DIR)/%,%,$($(1)_DIR))),
 	"build_dir": $(call mk-json-str,$(patsubst $(CONFIG_DIR)/%,%,$($(1)_BUILDDIR))),
 	$(if $(filter target,$($(1)_TYPE)), \
 		"install_target": $(call yesno-to-bool,$($(1)_INSTALL_TARGET))$(comma) \