diff --git a/src/updater/UpdateCheckTask.php b/src/updater/UpdateCheckTask.php
index 6b571b2fe..fb308eec3 100644
--- a/src/updater/UpdateCheckTask.php
+++ b/src/updater/UpdateCheckTask.php
@@ -53,7 +53,7 @@ class UpdateCheckTask extends AsyncTask{
 		if($response !== null){
 			$response = json_decode($response->getBody(), true);
 			if(is_array($response)){
-				if(isset($response["error"]) and is_string($response["error"])){
+				if(isset($response["error"]) && is_string($response["error"])){
 					$this->error = $response["error"];
 				}else{
 					$mapper = new \JsonMapper();
diff --git a/src/updater/UpdateChecker.php b/src/updater/UpdateChecker.php
index 6edced2e0..9c530dedb 100644
--- a/src/updater/UpdateChecker.php
+++ b/src/updater/UpdateChecker.php
@@ -68,9 +68,9 @@ class UpdateChecker{
 				$this->showConsoleUpdate();
 			}
 		}else{
-			if(!VersionInfo::IS_DEVELOPMENT_BUILD and $this->getChannel() !== "stable"){
+			if(!VersionInfo::IS_DEVELOPMENT_BUILD && $this->getChannel() !== "stable"){
 				$this->showChannelSuggestionStable();
-			}elseif(VersionInfo::IS_DEVELOPMENT_BUILD and $this->getChannel() === "stable"){
+			}elseif(VersionInfo::IS_DEVELOPMENT_BUILD && $this->getChannel() === "stable"){
 				$this->showChannelSuggestionBeta();
 			}
 		}