diff --git a/public/src/forum/accountedit.js b/public/src/forum/accountedit.js
index f4c86f3ba4..b681522457 100644
--- a/public/src/forum/accountedit.js
+++ b/public/src/forum/accountedit.js
@@ -41,6 +41,17 @@ define(['forum/accountheader', 'uploader'], function(header, uploader) {
 			return false;
 		});
 
+
+		function getSignatureCharsLeft() {
+			return '(' + $('#inputSignature').val().length + '/' + config.maximumSignatureLength + ')';
+		}
+
+		$('#signatureCharCountLeft').html(getSignatureCharsLeft());
+
+		$('#inputSignature').on('keyup change', function(ev) {
+			$('#signatureCharCountLeft').html(getSignatureCharsLeft());
+		});
+
 		$('#changePictureBtn').on('click', function() {
 			selectedImageType = '';
 			AccountEdit.updateImages();
diff --git a/public/templates/accountedit.tpl b/public/templates/accountedit.tpl
index fa0e64d055..9dd8d97ef4 100644
--- a/public/templates/accountedit.tpl
+++ b/public/templates/accountedit.tpl
@@ -84,9 +84,9 @@
 					</div>
 
 					<div class="control-group">
-						<label class="control-label" for="inputSignature">[[user:signature]]</label>
+						<label class="control-label" for="inputSignature">[[user:signature]]</label> <small><label id="signatureCharCountLeft"></label></small>
 						<div class="controls">
-							<textarea class="form-control" id="inputSignature" placeholder="max 150 chars" rows="5">{signature}</textarea>
+							<textarea class="form-control" id="inputSignature" rows="5">{signature}</textarea>
 						</div>
 					</div>
 
diff --git a/public/templates/admin/settings.tpl b/public/templates/admin/settings.tpl
index 4a72c95fcc..ea3655bd24 100644
--- a/public/templates/admin/settings.tpl
+++ b/public/templates/admin/settings.tpl
@@ -83,6 +83,8 @@
 		<input type="text" class="form-control" value="16" data-field="maximumUsernameLength"><br />
 		<strong>Minimum Password Length</strong><br />
 		<input type="text" class="form-control" value="6" data-field="minimumPasswordLength"><br />
+		<strong>Maximum Signature Length</strong><br />
+		<input type="text" class="form-control" value="255" data-field="maximumSignatureLength"><br />
 	</div>
 </form>
 
diff --git a/src/install.js b/src/install.js
index ba59ac4826..dd65779b92 100644
--- a/src/install.js
+++ b/src/install.js
@@ -220,6 +220,9 @@ var async = require('async'),
 						}, {
 							field: 'imgurClientID',
 							value: ''
+						}, {
+							field: 'maximumSignatureLength',
+							value: 255
 						}, {
 							field: 'maximumProfileImageSize',
 							value: 256
diff --git a/src/plugins.js b/src/plugins.js
index ca7114da82..2681b30dea 100644
--- a/src/plugins.js
+++ b/src/plugins.js
@@ -274,10 +274,17 @@ var fs = require('fs'),
 					return;
 				}
 
+
+				if(active) {
+					Plugins.fireHook('action:plugin.deactivate', id);
+				}
+
 				// Reload meta data
 				Plugins.reload(function() {
-					// (De)activation Hooks
-					Plugins.fireHook('action:plugin.' + (active ? 'de' : '') + 'activate', id);
+
+					if(!active) {
+						Plugins.fireHook('action:plugin.activate', id);
+					}
 
 					if (callback) {
 						callback({
diff --git a/src/routes/api.js b/src/routes/api.js
index cb28e0bffb..8eee0fe789 100644
--- a/src/routes/api.js
+++ b/src/routes/api.js
@@ -34,6 +34,7 @@ var path = require('path'),
 				config.minimumUsernameLength = meta.config.minimumUsernameLength;
 				config.maximumUsernameLength = meta.config.maximumUsernameLength;
 				config.minimumPasswordLength = meta.config.minimumPasswordLength;
+				config.maximumSignatureLength = meta.config.maximumSignatureLength;
 				config.useOutgoingLinksPage = meta.config.useOutgoingLinksPage;
 				config.emailSetup = !!meta.config['email:from'];
 
@@ -149,11 +150,11 @@ var path = require('path'),
 									} else {
 										next();
 									}
-								}, req.params.id, uid);	
+								}, req.params.id, uid);
 							} else {
 								res.send(403);
 							}
-							
+
 						});
 					} else {
 						res.send(403);
diff --git a/src/user.js b/src/user.js
index fd6a6eea31..6a79652b08 100644
--- a/src/user.js
+++ b/src/user.js
@@ -190,9 +190,9 @@ var bcrypt = require('bcrypt'),
 		};
 
 		function isSignatureValid(next) {
-			if (data.signature !== undefined && data.signature.length > 150) {
+			if (data.signature !== undefined && data.signature.length > meta.config.maximumSignatureLength) {
 				next({
-					error: 'Signature can\'t be longer than 150 characters!'
+					error: 'Signature can\'t be longer than ' + meta.config.maximumSignatureLength + ' characters!'
 				}, false);
 			} else {
 				next(null, true);
diff --git a/src/websockets.js b/src/websockets.js
index 2000b34617..55c606b909 100644
--- a/src/websockets.js
+++ b/src/websockets.js
@@ -593,7 +593,9 @@ websockets.init = function(io) {
 
 		socket.on('api:categories.get', function(callback) {
 			categories.getAllCategories(0, function(err, categories) {
-				callback(categories);
+				if(callback) {
+					callback(categories);
+				}
 			});
 		});
 
@@ -1095,7 +1097,7 @@ websockets.init = function(io) {
 				groups.leaveByGroupName('cid:' + cid + ':privileges:' + privilege, gid, cb);
 			}
 		});
-		
+
 		socket.on('api:admin.categories.groupsearch', function(cid, callback) {
 			groups.list({expand:false}, function(err, data){
 				async.map(data, function(groupObj, next) {
@@ -1111,7 +1113,7 @@ websockets.init = function(io) {
 				}, function(err, data) {
 					if (!callback) socket.emit('api:admin.categories.groupsearch', data);
 					else callback(null, data);
-				});		
+				});
 			});
 		});