diff --git a/src/main/scala/view/Markdown.scala b/src/main/scala/view/Markdown.scala
index 800e00b..8492572 100644
--- a/src/main/scala/view/Markdown.scala
+++ b/src/main/scala/view/Markdown.scala
@@ -97,7 +97,7 @@
   }
 
   override def visit(node: HeaderNode) {
-    if(enableIssueLink && markdown.substring(node.getStartIndex, node.getEndIndex).startsWith("#")){
+    if(enableIssueLink && markdown.substring(node.getStartIndex, node.getEndIndex - 1).startsWith("#")){
       printer.print("#" * node.getLevel)
       visitChildren(node)
     } else {