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-rw-r--r--system/core/Output.php2
1 files changed, 1 insertions, 1 deletions
diff --git a/system/core/Output.php b/system/core/Output.php
index df9ef0778..238d223e2 100644
--- a/system/core/Output.php
+++ b/system/core/Output.php
@@ -243,7 +243,7 @@ class CI_Output {
}
$header = 'Content-Type: '.$mime_type
- .(empty($charset) ? NULL : '; charset='.$charset);
+ .(empty($charset) ? '' : '; charset='.$charset);
$this->headers[] = array($header, TRUE);
return $this;