Gemfile.lock in optimizely_server_side-0.0.16 vs Gemfile.lock in optimizely_server_side-0.0.17

@@ -1,10 +1,10 @@
 PATH
   remote: .
   specs:
     optimizely_server_side (0.0.16)
       activesupport (~> 4.2, >= 4.2.6)
-      optimizely-sdk (~> 0.1.1)
+      optimizely-sdk (= 0.1.1)
 
 GEM
   remote: https://rubygems.org/
   specs:
     activesupport (4.2.7.1)