diff --git a/lib/ChannelPermissions.js b/lib/ChannelPermissions.js
index a9c1bad3a..cebde6bf6 100644
--- a/lib/ChannelPermissions.js
+++ b/lib/ChannelPermissions.js
@@ -59,7 +59,16 @@ var ChannelPermissions = (function () {
 		return (this.packed >>> x & 1) === 1;
 	};
 
-	ChannelPermissions.prototype.setBit = function setBit() {};
+	ChannelPermissions.prototype.setBit = function setBit(location, value) {
+
+		if (value) {
+			// allow that permission
+			this.packed |= 1 << location;
+		} else {
+			// not allowed
+			this.packed &= 1 << location;
+		}
+	};
 
 	_createClass(ChannelPermissions, [{
 		key: "createInstantInvite",
diff --git a/lib/EvaluatedPermissions.js b/lib/EvaluatedPermissions.js
index ddcbf2128..44107811a 100644
--- a/lib/EvaluatedPermissions.js
+++ b/lib/EvaluatedPermissions.js
@@ -44,7 +44,16 @@ var EvaluatedPermissions = (function () {
 		return (this.packed >>> x & 1) === 1;
 	};
 
-	EvaluatedPermissions.prototype.setBit = function setBit() {};
+	EvaluatedPermissions.prototype.setBit = function setBit(location, value) {
+
+		if (value) {
+			// allow that permission
+			this.packed |= 1 << location;
+		} else {
+			// not allowed
+			this.packed &= 1 << location;
+		}
+	};
 
 	_createClass(EvaluatedPermissions, [{
 		key: "createInstantInvite",
diff --git a/lib/ServerPermissions.js b/lib/ServerPermissions.js
index 4c1b48f2d..4960ffcc1 100644
--- a/lib/ServerPermissions.js
+++ b/lib/ServerPermissions.js
@@ -52,10 +52,11 @@ var ServerPermissions = (function () {
 
 		if (value) {
 			// allow that permission
-
+			this.packed |= 1 << location;
 		} else {
-				// not allowed
-			}
+			// not allowed
+			this.packed &= 1 << location;
+		}
 	};
 
 	ServerPermissions.prototype.toString = function toString() {
diff --git a/src/ChannelPermissions.js b/src/ChannelPermissions.js
index e3424488b..51316382a 100644
--- a/src/ChannelPermissions.js
+++ b/src/ChannelPermissions.js
@@ -104,8 +104,17 @@ class ChannelPermissions{
 		return ((this.packed >>> x) & 1) === 1;
 	}
 	
-	setBit() {
+	setBit(location, value){
 		
+		if(value){
+			// allow that permission
+			this.packed |= (1 << location);
+			
+		}else{
+			// not allowed
+			this.packed &= (1 << location);
+		}
+
 	}
 }
 
diff --git a/src/EvaluatedPermissions.js b/src/EvaluatedPermissions.js
index 00f382915..fbdab9799 100644
--- a/src/EvaluatedPermissions.js
+++ b/src/EvaluatedPermissions.js
@@ -89,7 +89,16 @@ class EvaluatedPermissions {
 		return ((this.packed >>> x) & 1) === 1;
 	}
 
-	setBit() {
+	setBit(location, value){
+		
+		if(value){
+			// allow that permission
+			this.packed |= (1 << location);
+			
+		}else{
+			// not allowed
+			this.packed &= (1 << location);
+		}
 
 	}
 }
diff --git a/src/ServerPermissions.js b/src/ServerPermissions.js
index 992e9ce66..9146cd0b8 100644
--- a/src/ServerPermissions.js
+++ b/src/ServerPermissions.js
@@ -107,9 +107,11 @@ class ServerPermissions {
 		
 		if(value){
 			// allow that permission
+			this.packed |= (1 << location);
 			
 		}else{
 			// not allowed
+			this.packed &= (1 << location);
 		}
 
 	}
diff --git a/test/bot.1.js b/test/bot.1.js
index 3ff02710f..f55d98b21 100644
--- a/test/bot.1.js
+++ b/test/bot.1.js
@@ -31,6 +31,7 @@ mybot.on("message", function (message) {
 	perms = JSON.parse(perms);
 	
 	this.createRole(message.channel.server).catch(error).then((data) => {
+		data.manageRoles = true;
 		mybot.reply(message, JSON.stringify(data.serialise(), null, 4));
 	});