diff --git a/lib/bcoin/fees.js b/lib/bcoin/fees.js
index 04e42e1d..dac9aad2 100644
--- a/lib/bcoin/fees.js
+++ b/lib/bcoin/fees.js
@@ -572,7 +572,7 @@ PolicyEstimator.prototype.estimateFee = function estimateFee(target, smart) {
     if (rate < 0)
       return 0;
 
-    return rate;
+    return Math.floor(rate);
   }
 
   rate = -1;
@@ -591,7 +591,7 @@ PolicyEstimator.prototype.estimateFee = function estimateFee(target, smart) {
   if (rate < 0)
     return 0;
 
-  return rate;
+  return Math.floor(rate);
 };
 
 /**
@@ -617,7 +617,7 @@ PolicyEstimator.prototype.estimatePriority = function estimatePriority(target, s
     priority = this.priStats.estimateMedian(
       target, SUFFICIENT_PRITXS, MIN_SUCCESS_PCT,
       true, this.bestHeight);
-    return priority;
+    return Math.floor(priority);
   }
 
   minPoolFee = this.network.minRelay;
@@ -636,7 +636,7 @@ PolicyEstimator.prototype.estimatePriority = function estimatePriority(target, s
   if (priority < 0)
     return 0;
 
-  return priority;
+  return Math.floor(priority);
 };
 
 /**