diff --git a/src/util/src/tcompression.c b/src/util/src/tcompression.c
index 0f0c7bed347fce36ea8054ce523619998a1f6327..3037d1bba7153c30e517e29c74033b5605c1755c 100644
--- a/src/util/src/tcompression.c
+++ b/src/util/src/tcompression.c
@@ -769,7 +769,7 @@ int tsDecompressTimestampImp(const char *const input, const int nelements, char
         delta_of_delta = 0;
       } else {
         if (is_bigendian()) {
-          memcpy(&dd1 + LONG_BYTES - nbytes, input + ipos, nbytes);
+          memcpy(((char *)(&dd1)) + LONG_BYTES - nbytes, input + ipos, nbytes);
         } else {
           memcpy(&dd1, input + ipos, nbytes);
         }
@@ -794,7 +794,7 @@ int tsDecompressTimestampImp(const char *const input, const int nelements, char
         delta_of_delta = 0;
       } else {
         if (is_bigendian()) {
-          memcpy(&dd2 + LONG_BYTES - nbytes, input + ipos, nbytes);
+          memcpy(((char *)(&dd2)) + LONG_BYTES - nbytes, input + ipos, nbytes);
         } else {
           memcpy(&dd2, input + ipos, nbytes);
         }