diff --git a/app/helpers/asciicasts_helper.rb b/app/helpers/asciicasts_helper.rb
index 8e413af..e38f82b 100644
--- a/app/helpers/asciicasts_helper.rb
+++ b/app/helpers/asciicasts_helper.rb
@@ -18,7 +18,7 @@ module AsciicastsHelper
   def embed_script(asciicast)
     src = asciicast_url(asciicast, format: :js)
     id = "asciicast-#{asciicast.to_param}"
-    %(<script type="text/javascript" src="#{src}" id="#{id}" async></script>).html_safe
+    %(<script type="text/javascript" src="#{src}" id="#{id}" async></script>)
   end
 
   def embed_html_link(asciicast)
diff --git a/app/views/asciicasts/example.html.slim b/app/views/asciicasts/example.html.slim
index 281bb4c..34fd9a1 100644
--- a/app/views/asciicasts/example.html.slim
+++ b/app/views/asciicasts/example.html.slim
@@ -5,12 +5,12 @@ p
     Some pilots get picked and become television programs. Some don't, become
     nothing. She starred in one of the ones that became nothing.
 
-= embed_script @asciicast
+= embed_script(@asciicast).html_safe
 
 p
   ' And now again. There should be an embedded player below this paragraph.
 
-= embed_script @asciicast
+= embed_script(@asciicast).html_safe
 
 p
   ' This is at the bottom of the page, below all players.