diff --git a/exampleSite/go.mod b/exampleSite/go.mod
index b5040f472..cc43d1e98 100644
--- a/exampleSite/go.mod
+++ b/exampleSite/go.mod
@@ -2,6 +2,6 @@ module github.com/peaceiris/hugo-theme-iris/exampleSite
 
 go 1.15
 
-require github.com/peaceiris/hugo-theme-iris v0.23.1 // indirect
+require github.com/peaceiris/hugo-theme-iris v0.23.2 // indirect
 
 replace github.com/peaceiris/hugo-theme-iris => ../
diff --git a/exampleSite/go.sum b/exampleSite/go.sum
index a2b708db1..c4e132050 100644
--- a/exampleSite/go.sum
+++ b/exampleSite/go.sum
@@ -1,4 +1,3 @@
-github.com/hakimel/reveal.js v0.0.0-20200529101028-bd19860b4d6e/go.mod h1:vIoaZ8tJbfDF30DhKf6Dia5ykePO0tETa9Posw8UrOE=
 github.com/hakimel/reveal.js v0.0.0-20201012095104-0582f57517c9/go.mod h1:vIoaZ8tJbfDF30DhKf6Dia5ykePO0tETa9Posw8UrOE=
 github.com/jgthms/bulma v0.0.0-20200928223852-9928dba42d75/go.mod h1:89FLBKXYFKfOKAoDeUT26V0pHGwzr205cMXAEqtAVOI=
 github.com/mathjax/MathJax v0.0.0-20200912194947-c8292351190c/go.mod h1:bgp6XP7Dtl25/x6vVIPVe2mkOCrg8wMk/A9gl0FzJLA=
@@ -6,5 +5,4 @@ github.com/mermaid-js/mermaid v0.0.0-20201008174833-0f9da18cbe9b/go.mod h1:pGJSm
 github.com/peaceiris/hugo-mod-bulma v0.1.2/go.mod h1:Oldyip8pv+p8c94jOprxEJ+0+IzDyYi3t/kpZ3txDnM=
 github.com/peaceiris/hugo-mod-mathjax v0.1.1/go.mod h1:NTn10syjBq7EVnZACmoOlZlg+D3MXLDo9jOLdq5Bm5g=
 github.com/peaceiris/hugo-mod-mermaidjs v0.2.0/go.mod h1:IFF/ygRIursEtf9tfdEsgx8rY7/nyozJkBCKoQIkxM0=
-github.com/peaceiris/hugo-mod-revealjs v0.1.1/go.mod h1:MgoGZ76lUsbOrZcFg6aCT5l96fSU/P/b4dvtSGTCAEc=
 github.com/peaceiris/hugo-mod-revealjs v0.2.0/go.mod h1:j0j0jS675O/rIk2kBdyTbkQebg9wYSriFfDZG+SkHYs=