diff --git a/bucket/cloud-sql-proxy.json b/bucket/cloud-sql-proxy.json
index f121f68d2e..0555f71b1e 100644
--- a/bucket/cloud-sql-proxy.json
+++ b/bucket/cloud-sql-proxy.json
@@ -1,17 +1,17 @@
 {
-    "version": "2.15.2",
+    "version": "2.15.3",
     "description": "Provides secure access to Cloud SQL Second Generation instances without having to add Authorized networks or configure SSL.",
     "homepage": "https://cloud.google.com/sql/docs/mysql/sql-proxy",
     "license": "Apache-2.0",
     "depends": "gcloud",
     "architecture": {
         "64bit": {
-            "url": "https://storage.googleapis.com/cloud-sql-connectors/cloud-sql-proxy/v2.15.2/cloud-sql-proxy.x64.exe#/cloud-sql-proxy.exe",
-            "hash": "a403b89c9f90ab8eb6924313549cea303b8c098eb64b1343858a5d9820d0d2c5"
+            "url": "https://storage.googleapis.com/cloud-sql-connectors/cloud-sql-proxy/v2.15.3/cloud-sql-proxy.x64.exe#/cloud-sql-proxy.exe",
+            "hash": "2cbca7aa4faf58e1546ed3ad183d201f3f29c375f0f9710c3c16e55f2fe58f7f"
         },
         "32bit": {
-            "url": "https://storage.googleapis.com/cloud-sql-connectors/cloud-sql-proxy/v2.15.2/cloud-sql-proxy.x86.exe#/cloud-sql-proxy.exe",
-            "hash": "27fc94a4d2d45141f1a6a6f43858027febc92df9de9487267ddfcf73167f4d6d"
+            "url": "https://storage.googleapis.com/cloud-sql-connectors/cloud-sql-proxy/v2.15.3/cloud-sql-proxy.x86.exe#/cloud-sql-proxy.exe",
+            "hash": "67d31f7e54f92b9e551f1271b3faa1ab1bb6f43533566eb398af5f81e39d7c71"
         }
     },
     "bin": "cloud-sql-proxy.exe",