diff --git a/system/helpers/download_helper.php b/system/helpers/download_helper.php
index daf59f5..25863ea 100644
--- a/system/helpers/download_helper.php
+++ b/system/helpers/download_helper.php
@@ -142,7 +142,7 @@
 		if ($data !== NULL)
 		{
 			echo $data;
-			exit(0);
+			exit(EXIT_SUCCESS);
 		}
 
 		// Flush 1MB chunks of data
@@ -152,7 +152,7 @@
 		}
 
 		fclose($fp);
-		exit(0);
+		exit(EXIT_SUCCESS);
 	}
 }
 
diff --git a/system/helpers/url_helper.php b/system/helpers/url_helper.php
index d6bf7e2..7d5ccff 100644
--- a/system/helpers/url_helper.php
+++ b/system/helpers/url_helper.php
@@ -550,7 +550,7 @@
 				header('Location: '.$uri, TRUE, $code);
 				break;
 		}
-		exit(0);
+		exit(EXIT_SUCCESS);
 	}
 }