diff --git a/src/pow.cpp b/src/pow.cpp
index 6d218ef13..1291e445e 100644
--- a/src/pow.cpp
+++ b/src/pow.cpp
@@ -203,6 +203,7 @@ bool CheckProofOfWork(int32_t height,uint8_t *pubkey33,uint256 hash,unsigned int
         if ( ASSETCHAINS_SYMBOL[0] != 0 || height > 792000 )
         {
             //if ( 0 && height > 792000 )
+            if ( Params().NetworkIDString() != "regtest" )
             {
                 for (i=31; i>=0; i--)
                     fprintf(stderr,"%02x",((uint8_t *)&hash)[i]);