diff --git a/WORKSPACE.bazel b/WORKSPACE.bazel
index abb85ea..d1402ac 100644
--- a/WORKSPACE.bazel
+++ b/WORKSPACE.bazel
@@ -43,9 +43,9 @@ http_archive(
 
 http_archive(
     name = "ecsact_runtime",
-    sha256 = "35b03aaef0925fda5b5aefb2d6a6e2c9593f31d6414ab157091f9ca26a992da3",
-    strip_prefix = "ecsact_runtime-0.3.0",
-    urls = ["https://github.com/ecsact-dev/ecsact_runtime/archive/refs/tags/0.3.0.tar.gz"],
+    sha256 = "ae2c1b2538cef051f0d14d72853ea5bc3407cb807dc5bb5522090252ace6a345",
+    strip_prefix = "ecsact_runtime-0.4.1",
+    urls = ["https://github.com/ecsact-dev/ecsact_runtime/archive/refs/tags/0.4.1.tar.gz"],
 )
 
 http_archive(