diff --git a/package/pkg-utils.mk b/package/pkg-utils.mk
index 211e681e8f..17b0aa1760 100644
--- a/package/pkg-utils.mk
+++ b/package/pkg-utils.mk
@@ -197,6 +197,13 @@ define _json-info-pkg-details
 		},
 	)
 	],
+	"hashes": [
+		$(call make-comma-list, \
+			$(foreach hash,$(wildcard $($(1)_HASH_FILES)),
+				$(call mk-json-str,$(hash)) \
+			) \
+		)
+	],
 	"patches": [
 		$(foreach patch, \
 			$(call pkg-patches-list,$(1)), \