diff --git a/libretro-db/rmsgpack.c b/libretro-db/rmsgpack.c
index 6cb5d3a747..412735d471 100644
--- a/libretro-db/rmsgpack.c
+++ b/libretro-db/rmsgpack.c
@@ -528,7 +528,7 @@ int rmsgpack_read(int fd,
       case 0xcd:
       case 0xce:
       case 0xcf:
-         tmp_len = 1ULL << (type - 0xcc);
+         tmp_len  = UINT32_C(1) << (type - 0xcc);
          tmp_uint = 0;
          if (read_uint(fd, &tmp_uint, tmp_len) == -1)
             return -errno;
@@ -540,7 +540,7 @@ int rmsgpack_read(int fd,
       case 0xd1:
       case 0xd2:
       case 0xd3:
-         tmp_len = 1ULL << (type - 0xd0);
+         tmp_len = UINT32_C(1) << (type - 0xd0);
          tmp_int = 0;
          if (read_int(fd, &tmp_int, tmp_len) == -1)
             return -errno;