diff --git a/project/deps/package.mill.scala b/project/deps/package.mill.scala
index 5f3b8912fc..83734036a8 100644
--- a/project/deps/package.mill.scala
+++ b/project/deps/package.mill.scala
@@ -116,7 +116,7 @@ object InternalDeps {
 
 object Deps {
   object Versions {
-    def ammonite             = "3.0.3"
+    def ammonite             = "3.0.4"
     def ammoniteForScala3Lts = ammonite
     def argonautShapeless    = "1.3.1"
     // jni-utils version may need to be sync-ed when bumping the coursier version
diff --git a/website/docs/reference/cli-options.md b/website/docs/reference/cli-options.md
index d769cc0e49..f152a2c58c 100644
--- a/website/docs/reference/cli-options.md
+++ b/website/docs/reference/cli-options.md
@@ -1250,7 +1250,7 @@ Use Ammonite (instead of the default Scala REPL)
 
 Aliases: `--ammonite-ver`
 
-Set the Ammonite version (3.0.3 by default)
+Set the Ammonite version (3.0.4 by default)
 
 ### `--ammonite-arg`