diff --git a/target/sparc/gdbstub.c b/target/sparc/gdbstub.c
index 07ea81ab5f..ec0036e9ef 100644
--- a/target/sparc/gdbstub.c
+++ b/target/sparc/gdbstub.c
@@ -108,7 +108,7 @@ int sparc_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
     SPARCCPU *cpu = SPARC_CPU(cs);
     CPUSPARCState *env = &cpu->env;
 #if defined(TARGET_ABI32)
-    abi_ulong tmp;
+    uint32_t tmp;
 
     tmp = ldl_p(mem_buf);
 #else