diff --git a/lib/net/peer.js b/lib/net/peer.js
index ea4f5055..b9f1fd27 100644
--- a/lib/net/peer.js
+++ b/lib/net/peer.js
@@ -1857,7 +1857,7 @@ Peer.prototype.handleFilterClear = async function handleFilterClear(packet) {
 Peer.prototype.handleFeeFilter = async function handleFeeFilter(packet) {
   const rate = packet.rate;
 
-  if (!(rate >= 0 && rate <= consensus.MAX_MONEY)) {
+  if (rate < 0 || rate > consensus.MAX_MONEY) {
     this.increaseBan(100);
     return;
   }
diff --git a/lib/wallet/rpc.js b/lib/wallet/rpc.js
index 3ad05d1c..2bc55b0c 100644
--- a/lib/wallet/rpc.js
+++ b/lib/wallet/rpc.js
@@ -1150,7 +1150,7 @@ RPC.prototype.listUnspent = async function listUnspent(args, help) {
   for (const coin of coins) {
     const depth = coin.getDepth(height);
 
-    if (!(depth >= minDepth && depth <= maxDepth))
+    if (depth < minDepth || depth > maxDepth)
       continue;
 
     const addr = coin.getAddress();
diff --git a/lib/wallet/txdb.js b/lib/wallet/txdb.js
index bcc57cd6..b7367af5 100644
--- a/lib/wallet/txdb.js
+++ b/lib/wallet/txdb.js
@@ -769,7 +769,7 @@ TXDB.prototype._add = async function _add(tx, block) {
 
     // Potentially remove double-spenders.
     // Only remove if they're not confirmed.
-    if (!(await this.removeConflicts(tx, true)))
+    if (!await this.removeConflicts(tx, true))
       return null;
   } else {
     // Potentially remove double-spenders.
@@ -827,7 +827,7 @@ TXDB.prototype.insert = async function insert(wtx, block) {
 
       // Do some verification.
       if (!block) {
-        if (!(await this.verifyInput(tx, i, coin))) {
+        if (!await this.verifyInput(tx, i, coin)) {
           this.clear();
           return null;
         }
diff --git a/migrate/coins/coinview.js b/migrate/coins/coinview.js
index 6f70250b..91b9e425 100644
--- a/migrate/coins/coinview.js
+++ b/migrate/coins/coinview.js
@@ -329,7 +329,7 @@ CoinView.prototype.ensureInputs = async function ensureInputs(db, tx) {
   let found = true;
 
   for (const input of tx.inputs) {
-    if (!(await this.readCoins(db, input.prevout.hash)))
+    if (!await this.readCoins(db, input.prevout.hash))
       found = false;
   }