diff --git a/lib/puppet/functions/percent_escape.rb b/lib/puppet/functions/percent_escape.rb
index 5ef1e6ebba6c4d1e0e9acc417c8e3d6d529a684e..713985b24777ef1c9f39244061623e809f6cb6e5 100644
--- a/lib/puppet/functions/percent_escape.rb
+++ b/lib/puppet/functions/percent_escape.rb
@@ -8,7 +8,7 @@
 # bytes.
 #
 # @see https://en.wikipedia.org/wiki/Percent-encoding
-Puppet::Functions.create_functien(:percent_escape) do
+Puppet::Functions.create_function(:percent_escape) do
   # @param string
   #   The string to encode
   # @return