diff --git a/.changeset/loud-emus-pump.md b/.changeset/loud-emus-pump.md
new file mode 100644
index 00000000..486b1243
--- /dev/null
+++ b/.changeset/loud-emus-pump.md
@@ -0,0 +1,5 @@
+---
+'@e2b/code-interpreter-template': patch
+---
+
+normalize language for setting cwd
diff --git a/template/server/messaging.py b/template/server/messaging.py
index 0b151f8e..bbc19170 100644
--- a/template/server/messaging.py
+++ b/template/server/messaging.py
@@ -265,7 +265,7 @@ async def change_current_directory(
             request = self._get_execute_request(
                 message_id, f"Deno.chdir('{path}')", True
             )
-        elif language == "js":
+        elif language in ("javascript", "typescript"):
             request = self._get_execute_request(
                 message_id, f"process.chdir('{path}')", True
             )