diff --git a/target-mips/dsp_helper.c b/target-mips/dsp_helper.c
index b59133e..e7949c2 100644
--- a/target-mips/dsp_helper.c
+++ b/target-mips/dsp_helper.c
@@ -3553,7 +3553,7 @@
         if (temp128 == 0) {
             temp[0] = 0x0FFFFFFFF;
         } else {
-            temp[0] = 0x0100000000;
+            temp[0] = 0x0100000000ULL;
         }
         set_DSPControl_overflow_flag(1, 23, env);
     }
@@ -3653,7 +3653,7 @@
     if (temp > (int64_t)0x7FFF) {
         temp = 0x00007FFF;
         set_DSPControl_overflow_flag(1, 23, env);
-    } else if (temp < (int64_t)0xFFFFFFFFFFFF8000) {
+    } else if (temp < (int64_t)0xFFFFFFFFFFFF8000ULL) {
         temp = 0xFFFF8000;
         set_DSPControl_overflow_flag(1, 23, env);
     }