diff --git a/table/block.cc b/table/block.cc
index 92b28776dd3299b3d4041187d71abdfd1488f2e1..c20bb38ce9a9e5e8a72cb56dcbcdc06acc75880f 100644
--- a/table/block.cc
+++ b/table/block.cc
@@ -62,7 +62,7 @@ static inline const char* DecodeEntry(const char* p, const char* limit,
     if ((p = GetVarint32Ptr(p, limit, value_length)) == NULL) return NULL;
   }
 
-  if (static_cast<uint32>(limit - p) < (*non_shared + *value_length)) {
+  if (static_cast<uint32_t>(limit - p) < (*non_shared + *value_length)) {
     return NULL;
   }
   return p;