diff --git a/tools/check-json-syntax b/tools/check-json-syntax
index d85209b..a77b7a3 100755
--- a/tools/check-json-syntax
+++ b/tools/check-json-syntax
@@ -8,7 +8,7 @@ dir_base="."
 ## exec
 
 flaws=0
-for path in $(find ${dir_base} -name "*.json")
+for path in $(find ${dir_base} -name "*.json" | sort)
 do
 	echo "-- ${path}"
 	python3 -m json.tool ${path} > /dev/null || ((flaws+=1))