diff --git a/modules/integration/src/test/scala/scala/cli/integration/RunTestDefinitions.scala b/modules/integration/src/test/scala/scala/cli/integration/RunTestDefinitions.scala
index 21d5be9a24..0edf1370db 100644
--- a/modules/integration/src/test/scala/scala/cli/integration/RunTestDefinitions.scala
+++ b/modules/integration/src/test/scala/scala/cli/integration/RunTestDefinitions.scala
@@ -2289,7 +2289,7 @@ abstract class RunTestDefinitions
     val input          = "example.scala"
     TestInputs(
       os.rel / input ->
-        s"""//> using dep io.get-coursier:coursier_2.13:2.1.20
+        s"""//> using dep io.get-coursier:coursier_2.13:2.1.21
            |@main def $main1() = println("$main1")
            |@main def $main2() = println("$main2")
            |""".stripMargin
diff --git a/project/deps.sc b/project/deps.sc
index 0104749a3f..cdf3f73375 100644
--- a/project/deps.sc
+++ b/project/deps.sc
@@ -105,7 +105,7 @@ object Deps {
     def ammoniteForScala3Lts = ammonite
     def argonautShapeless    = "1.3.1"
     // jni-utils version may need to be sync-ed when bumping the coursier version
-    def coursierDefault                   = "2.1.20"
+    def coursierDefault                   = "2.1.21"
     def coursier                          = coursierDefault
     def coursierCli                       = coursierDefault
     def coursierM1Cli                     = coursierDefault