diff --git a/src/main.cpp b/src/main.cpp
index 30d46eb05..da117a6e2 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1610,7 +1610,7 @@ bool ReadBlockFromDisk(int32_t height,CBlock& block, const CDiskBlockPos& pos)
         return error("%s: Deserialize or I/O error - %s at %s", __func__, e.what(), pos.ToString());
     }
     // Check the header
-    komodo_block2pubkey33(pubkey33,(CBlock *)block);
+    komodo_block2pubkey33(pubkey33,(CBlock *)&block);
     if (!(CheckEquihashSolution(&block, Params()) && CheckProofOfWork(height,pubkey33,block.GetHash(), block.nBits, Params().GetConsensus())))
     {
         int32_t i; for (i=0; i<33; i++)