diff --git a/bucket/chk.json b/bucket/chk.json
index 16eadda351..90fa555c07 100644
--- a/bucket/chk.json
+++ b/bucket/chk.json
@@ -1,13 +1,13 @@
 {
-    "version": "5.50",
+    "version": "5.51",
     "description": "GUI hash tool",
     "homepage": "https://compressme.net",
     "license": "Freeware",
     "notes": "Language packs for Czech, French, German, Italian, and Simplified Chinese are available at http://compressme.net",
     "architecture": {
         "64bit": {
-            "url": "http://compressme.net/chk550.zip",
-            "hash": "0d25e6006280dd7e43e81f13418fb047474cdc778d40dcee106af75da959ab29"
+            "url": "http://compressme.net/chk551.zip",
+            "hash": "c195f1b7cd5918b51ae93b1bc0db6b01d56d67d4969027b1bad48fbb4dda445a"
         }
     },
     "pre_install": [