diff --git a/bucket/coursier.json b/bucket/coursier.json
index f0ba31a8e1..ec7e68dcfb 100644
--- a/bucket/coursier.json
+++ b/bucket/coursier.json
@@ -1,10 +1,10 @@
 {
-    "version": "2.1.20",
+    "version": "2.1.21",
     "description": "Pure Scala Artifact Fetching",
     "homepage": "https://github.com/coursier/coursier",
     "license": "Apache-2.0",
-    "url": "https://github.com/coursier/coursier/releases/download/v2.1.20/coursier#/coursier.jar",
-    "hash": "417711e975e9bc0feae6ba62f64bdeee1f205a9da33b644482a525fde910f410",
+    "url": "https://github.com/coursier/coursier/releases/download/v2.1.21/coursier#/coursier.jar",
+    "hash": "49bbf62438da552aad11b1482347b3b3e927e9666514045035b3e21a10cab143",
     "bin": "coursier.jar",
     "env_set": {
         "COURSIER_CACHE": "$dir\\cache",