diff --git a/confluent_client/MANIFEST.in b/confluent_client/MANIFEST.in
index 2a8d2b80..a0e989c3 100644
--- a/confluent_client/MANIFEST.in
+++ b/confluent_client/MANIFEST.in
@@ -1 +1,2 @@
-include confluent_env.sh
\ No newline at end of file
+include confluent_env.sh
+include confluent_env.csh