diff --git a/acceptance/Gemfile b/acceptance/Gemfile
index a99250c7f2..b9489757b8 100644
--- a/acceptance/Gemfile
+++ b/acceptance/Gemfile
@@ -2,9 +2,9 @@
 # to ensure a similar environment on acceptance hosts.
 source ENV['GEM_SOURCE'] || 'https://rubygems.org'
 
-def location_for(place)
+def location_for(place, fake_version = nil)
   if place =~ /^((?:git[:@]|https:)[^#]*)#(.*)/
-    [{ :git => $1, :branch => $2, :require => false }]
+    [fake_version, { :git => $1, :branch => $2, :require => false }].compact
   elsif place =~ /^file:\/\/(.*)/
     ['>= 0', { :path => File.expand_path($1), :require => false }]
   else