diff --git a/src/komodo_interest.h b/src/komodo_interest.h
index 47d2a4bc8..b16233608 100644
--- a/src/komodo_interest.h
+++ b/src/komodo_interest.h
@@ -67,7 +67,7 @@ uint64_t komodo_moneysupply(int32_t height)
 uint64_t komodo_interest(int32_t txheight,uint64_t nValue,uint32_t nLockTime,uint32_t tiptime)
 {
     int32_t minutes,exception; uint64_t numerator,denominator,interest = 0; uint32_t activation;
-    activation = 1490531630;  // 1491350400 5th April
+    activation = 1491350400;  // 1491350400 5th April
     if ( ASSETCHAINS_SYMBOL[0] != 0 )
         return(0);
     if ( komodo_moneysupply(txheight) < MAX_MONEY && nLockTime >= LOCKTIME_THRESHOLD && tiptime != 0 && nLockTime < tiptime && nValue >= 10*COIN )
@@ -110,13 +110,11 @@ uint64_t komodo_interest(int32_t txheight,uint64_t nValue,uint32_t nLockTime,uin
                     if ( txheight < 250000 )
                         interest = (numerator / denominator);
                     else interest = (numerator * minutes) / ((uint64_t)365 * 24 * 60);
-                    fprintf(stderr,">25000 KMD\n");
                 }
                 else
                 {
                     numerator = (nValue * KOMODO_INTEREST);
                     interest = (numerator / denominator) / COIN;
-                    fprintf(stderr,"exception\n");
                 }
             }
             else
@@ -129,17 +127,11 @@ uint64_t komodo_interest(int32_t txheight,uint64_t nValue,uint32_t nLockTime,uin
                 */
                 numerator = (nValue * KOMODO_INTEREST);
                 if ( (txheight < 250000 && tiptime < activation) || numerator * minutes < 365 * 24 * 60 )
-                {
                     interest = (numerator / denominator) / COIN;
-                    fprintf(stderr,"txheight < 250000 || numerator * minutes < 365 * 24 * 60\n");
-                }
                 else
                 {
                     if ( tiptime < activation )
-                    {
                         interest = ((numerator * minutes) / ((uint64_t)365 * 24 * 60)) / COIN;
-                        fprintf(stderr,"tiptime < activation\n");
-                    }
                     else
                     {
                         numerator = (nValue / 20); // assumes 5%!
@@ -147,7 +139,7 @@ uint64_t komodo_interest(int32_t txheight,uint64_t nValue,uint32_t nLockTime,uin
                         fprintf(stderr,"interest %llu %.8f <- numerator.%llu minutes.%d\n",(long long)interest,(double)interest/COIN,(long long)numerator,(int32_t)minutes);
                     }
                 }
-                if ( 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));
             }
         }