diff --git a/Gemfile.lock b/Gemfile.lock
index 592b1b1a..ca893656 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -486,7 +486,7 @@ GEM
     rqrcode (2.0.0)
       chunky_png (~> 1.0)
       rqrcode_core (~> 1.0)
-    rqrcode_core (1.1.0)
+    rqrcode_core (1.2.0)
     rspec (3.6.0)
       rspec-core (~> 3.6.0)
       rspec-expectations (~> 3.6.0)