diff --git a/src/core/gdbstub.c b/src/core/gdbstub.c
index 45df7f2b..c8083955 100644
--- a/src/core/gdbstub.c
+++ b/src/core/gdbstub.c
@@ -344,12 +344,10 @@ static void gdbstub_state_cksum2 ( struct gdbstub *stub, char ch ) {
 static void gdbstub_state_wait_ack ( struct gdbstub *stub, char ch ) {
 	if ( ch == '+' ) {
 		stub->parse = gdbstub_state_new;
-	} else if ( ch == '-' ) {
-		gdbstub_tx_packet ( stub ); /* retransmit */
-	} else if ( ch == '$' ) {
-		/* GDB is reconnecting, drop our packet and listen to GDB */
-		stub->trans->send ( "-", 1 );
-		stub->parse = gdbstub_state_new;
+	} else {
+		/* This retransmit is very aggressive but necessary to keep
+		 * in sync with GDB. */
+		gdbstub_tx_packet ( stub );
 	}
 }