diff --git a/go.mod b/go.mod
index d397fe1..a760409 100644
--- a/go.mod
+++ b/go.mod
@@ -1,3 +1,5 @@
 module github.com/voronsky/pterogo
 
 go 1.22.4
+
+require github.com/joho/godotenv v1.5.1