diff --git a/Gemfile.lock b/Gemfile.lock
index 1c5fbcf..f435e46 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -13,7 +13,7 @@ GEM
       thor (>= 0.14.0)
     minitest (4.7.4)
     rake (11.3.0)
-    rr (1.2.0)
+    rr (3.1.0)
     thor (0.20.3)
 
 PLATFORMS
diff --git a/gemfiles/minitest_3.gemfile.lock b/gemfiles/minitest_3.gemfile.lock
index ca80ec8..7c99baa 100644
--- a/gemfiles/minitest_3.gemfile.lock
+++ b/gemfiles/minitest_3.gemfile.lock
@@ -13,7 +13,7 @@ GEM
       thor (>= 0.14.0)
     minitest (3.5.0)
     rake (11.3.0)
-    rr (1.2.0)
+    rr (3.1.0)
     thor (0.20.3)
 
 PLATFORMS
diff --git a/gemfiles/minitest_4.gemfile.lock b/gemfiles/minitest_4.gemfile.lock
index ad3d865..012f898 100644
--- a/gemfiles/minitest_4.gemfile.lock
+++ b/gemfiles/minitest_4.gemfile.lock
@@ -13,7 +13,7 @@ GEM
       thor (>= 0.14.0)
     minitest (4.7.4)
     rake (11.3.0)
-    rr (1.2.0)
+    rr (3.1.0)
     thor (0.20.3)
 
 PLATFORMS