diff --git a/MODULE.bazel b/MODULE.bazel
index a2f0d2d6d7a..b24ecd579b2 100644
--- a/MODULE.bazel
+++ b/MODULE.bazel
@@ -72,6 +72,6 @@ use_repo(npm, "flatbuffers_npm")
 node = use_extension("@rules_nodejs//nodejs:extensions.bzl", "node")
 use_repo(node, "nodejs_linux_amd64")
 
-rules_ts_ext = use_extension("@aspect_rules_ts//ts:extensions.bzl", "ext")
+rules_ts_ext = use_extension("@aspect_rules_ts//ts:extensions.bzl", "ext", dev_dependency = True)
 rules_ts_ext.deps()
 use_repo(rules_ts_ext, "npm_typescript")