diff --git a/code/checks/FileWriteableCheck.php b/code/checks/FileWriteableCheck.php
index 3d3ae98..366db02 100644
--- a/code/checks/FileWriteableCheck.php
+++ b/code/checks/FileWriteableCheck.php
@@ -47,7 +47,7 @@ class FileWriteableCheck implements EnvironmentCheck {
 				}
 
 			} else {
-				$message .= "The webserver user needs to be able to write to this file:\n$filename";
+				$message = "The webserver user needs to be able to write to this file:\n$filename";
 			}
 			
 			return array(EnvironmentCheck::ERROR, $message);
diff --git a/code/checks/URLCheck.php b/code/checks/URLCheck.php
index 6db586b..be6767b 100644
--- a/code/checks/URLCheck.php
+++ b/code/checks/URLCheck.php
@@ -29,7 +29,7 @@ class URLCheck implements EnvironmentCheck {
 		} else if($this->testString && (strpos($response->getBody(), $this->testString) === false)) {
 			return array(
 				EnvironmentCheck::WARNING, 
-				sprintf('Success retrieving "%s", but string "%s" not found', $this->url, $testString)
+				sprintf('Success retrieving "%s", but string "%s" not found', $this->url, $this->testString)
 			);
 
 		} else {