diff --git a/main/manager.c b/main/manager.c
index 6203614522e7d4498c25663bb7d3c1a7153084e3..e4d436903ef1ebdded28832e619457b71b102b86 100644
--- a/main/manager.c
+++ b/main/manager.c
@@ -3060,7 +3060,7 @@ static int action_getvar(struct mansession *s, const struct message *m)
 	}
 
 	astman_start_ack(s, m);
-	astman_append(s, "Variable: %s\r\nValue: %s\r\n\r\n", varname, varval);
+	astman_append(s, "Variable: %s\r\nValue: %s\r\n\r\n", varname, S_OR(varval, ""));
 
 	return 0;
 }