diff --git a/extension/_test/footnote.txt b/extension/_test/footnote.txt
index 9b06721..0270c62 100644
--- a/extension/_test/footnote.txt
+++ b/extension/_test/footnote.txt
@@ -56,7 +56,7 @@ test![^1]
 
 [^1]: footnote
 //- - - - - - - - -//
-<p>test<sup id="fnref:1"><a href="#fn:1" class="footnote-ref" role="doc-noteref">1</a></sup></p>
+<p>test!<sup id="fnref:1"><a href="#fn:1" class="footnote-ref" role="doc-noteref">1</a></sup></p>
 <section class="footnotes" role="doc-endnotes">
 <hr>
 <ol>
diff --git a/extension/footnote.go b/extension/footnote.go
index 0b1ac9f..62f5ee6 100644
--- a/extension/footnote.go
+++ b/extension/footnote.go
@@ -175,6 +175,9 @@ func (s *footnoteParser) Parse(parent gast.Node, block text.Reader, pc parser.Co
 		pc.Set(footnoteLinkListKey, fnlist)
 	}
 	pc.Set(footnoteLinkListKey, append(fnlist, fnlink))
+	if line[0] == '!' {
+		parent.AppendChild(parent, gast.NewTextSegment(text.NewSegment(segment.Start, segment.Start+1)))
+	}
 
 	return fnlink
 }