diff --git a/src/server/gdb_server.c b/src/server/gdb_server.c
index e7fe657e9..6ad95bdfa 100644
--- a/src/server/gdb_server.c
+++ b/src/server/gdb_server.c
@@ -2435,7 +2435,7 @@ static int gdb_query_packet(struct connection *connection,
 			char gdb_reply[10];
 			char *separator;
 			uint32_t checksum;
-			uint32_t addr = 0;
+			target_addr_t addr = 0;
 			uint32_t len = 0;
 
 			/* skip command character */