diff --git a/projects/hip/include/hip/hcc_detail/device_functions.h b/projects/hip/include/hip/hcc_detail/device_functions.h
index adf631d782..508a301344 100644
--- a/projects/hip/include/hip/hcc_detail/device_functions.h
+++ b/projects/hip/include/hip/hcc_detail/device_functions.h
@@ -593,7 +593,7 @@ __device__ static inline double __longlong_as_double(long long int x) {
     double tmp;
     __builtin_memcpy(&tmp, &x, sizeof(tmp));
 
-    return x;
+    return tmp;
 }
 
 __device__ static inline double __uint2double_rn(int x) { return (double)x; }