diff --git a/target/i386/gdbstub.c b/target/i386/gdbstub.c
index 4a3de5f..41e265f 100644
--- a/target/i386/gdbstub.c
+++ b/target/i386/gdbstub.c
@@ -232,7 +232,7 @@
     return 0;
 }
 
-static int x86_cpu_gdb_load_seg(X86CPU *cpu, int sreg, uint8_t *mem_buf)
+static int x86_cpu_gdb_load_seg(X86CPU *cpu, X86Seg sreg, uint8_t *mem_buf)
 {
     CPUX86State *env = &cpu->env;
     uint16_t selector = ldl_p(mem_buf);