diff --git a/NKDBarcodeOffscreenView.m b/NKDBarcodeOffscreenView.m
index fc7e792..2b6bd5c 100644
--- a/NKDBarcodeOffscreenView.m
+++ b/NKDBarcodeOffscreenView.m
@@ -240,6 +240,7 @@ - (NSData *)pdfInsideRect:(CGRect)rect {
 	CGPDFContextEndPage(context);
 	CGPDFContextClose(context);
 	CGDataConsumerRelease(consumer);
+	CGContextRelease(context);
 	return data;
 }