diff --git a/stack.sh b/stack.sh
index 3de9af2725..1ca66b09ba 100755
--- a/stack.sh
+++ b/stack.sh
@@ -1208,9 +1208,9 @@ if is_service_enabled g-reg; then
     done
 fi
 
-# Create a randomized default value for the keymgr's fixed_key
+# Create a randomized default value for the key manager's fixed_key
 if is_service_enabled nova; then
-    iniset $NOVA_CONF keymgr fixed_key $(generate_hex_string 32)
+    iniset $NOVA_CONF key_manager fixed_key $(generate_hex_string 32)
 fi
 
 # Launch the nova-api and wait for it to answer before continuing