diff --git a/src/pow.cpp b/src/pow.cpp
index 24448c56d..9a1303c06 100644
--- a/src/pow.cpp
+++ b/src/pow.cpp
@@ -148,7 +148,7 @@ bool CheckProofOfWork(int32_t height,uint8_t *pubkey33,uint256 hash, unsigned in
         int32_t i;
         for (i=0; i<32; i++)
             printf("%02x",((uint8_t *)&hash)[i]);
-        printf(" hash vs ")
+        printf(" hash vs ");
         for (i=0; i<32; i++)
             printf("%02x",((uint8_t *)&bnTarget)[i]);
         printf(" special.%d notaryid.%d ht.%d mod.%d error\n",special,notaryid,height,(height % 35));