diff --git a/.env b/.env
index 6ffc48347e175c6b4ff52d5139d82f56e51cf9e4..a4a1cd7eb1efeb5d4f6f7c6621610c92c272a15f 100755
--- a/.env
+++ b/.env
@@ -30,6 +30,11 @@ export EDITOR
 LESS="$LESS -i -M -R -x4"
 export LESS
 
+# disable MPCDF hierarchical module warning
+MPCDF_DISABLE_MODULE_AVAIL_HINT=1
+export MPCDF_DISABLE_MODULE_AVAIL_HINT
+
+
 # set variable to mark this file as read
 _ENV_READ=1
 export _ENV_READ