diff --git a/src/komodo_interest.h b/src/komodo_interest.h
index 0b4561320..6355173d8 100644
--- a/src/komodo_interest.h
+++ b/src/komodo_interest.h
@@ -136,10 +136,10 @@ uint64_t komodo_interest(int32_t txheight,uint64_t nValue,uint32_t nLockTime,uin
                 {
                     numerator = (nValue / 20); // assumes 5%!
                     interest = ((numerator * minutes) / ((uint64_t)365 * 24 * 60));
-                    fprintf(stderr,"interest %llu %.8f <- numerator.%llu minutes.%d\n",(long long)interest,(double)interest/COIN,(long long)numerator,(int32_t)minutes);
+                    //fprintf(stderr,"interest %llu %.8f <- numerator.%llu minutes.%d\n",(long long)interest,(double)interest/COIN,(long long)numerator,(int32_t)minutes);
                 }
             }
-            if ( 1 && numerator == (nValue * KOMODO_INTEREST) )
+            if ( 0 && numerator == (nValue * KOMODO_INTEREST) )
                 fprintf(stderr,"komodo_interest.%d %lld %.8f nLockTime.%u tiptime.%u minutes.%d interest %lld %.8f (%llu / %llu) prod.%llu\n",txheight,(long long)nValue,(double)nValue/COIN,nLockTime,tiptime,minutes,(long long)interest,(double)interest/COIN,(long long)numerator,(long long)denominator,(long long)(numerator * minutes));
         }
     }