diff --git a/src/main/io/serial_cli.c b/src/main/io/serial_cli.c
index 9cf5d24a8..ca016edd5 100644
--- a/src/main/io/serial_cli.c
+++ b/src/main/io/serial_cli.c
@@ -2310,7 +2310,7 @@ static void printConfig(char *cmdline, bool doDiff)
         options = cmdline;
     }
 
-    master_t defaultConfig;
+    static master_t defaultConfig;
     if (doDiff) {
         dumpMask = dumpMask | DO_DIFF;
         createDefaultConfig(&defaultConfig);