diff --git a/WORKSPACE.bazel b/WORKSPACE.bazel
index b36c860..c8f64ac 100644
--- a/WORKSPACE.bazel
+++ b/WORKSPACE.bazel
@@ -12,9 +12,9 @@ http_archive(
 
 http_archive(
     name = "rules_ecsact",
-    sha256 = "e6d888c63aa536b5b7c6af10d217cdb8ad98b2262fa9d02515a99edbd0d94eea",
-    strip_prefix = "rules_ecsact-0.2.1",
-    url = "https://github.com/ecsact-dev/rules_ecsact/archive/refs/tags/0.2.1.tar.gz",
+    sha256 = "f07014a66d3062f88e623f52588078b03e8340f96ee70cc6519a33316851f125",
+    strip_prefix = "rules_ecsact-0.4.1",
+    url = "https://github.com/ecsact-dev/rules_ecsact/archive/refs/tags/0.4.1.tar.gz",
 )
 
 http_archive(