diff --git a/Gemfile.lock b/Gemfile.lock
index dd20458..816672e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -84,21 +84,21 @@ GEM
     contracts (0.16.0)
     crack (0.3.1)
     crass (1.0.3)
-    cucumber (3.0.2)
+    cucumber (3.1.0)
       builder (>= 2.1.2)
-      cucumber-core (~> 3.0.0)
-      cucumber-expressions (~> 4.0.3)
+      cucumber-core (~> 3.1.0)
+      cucumber-expressions (~> 5.0.4)
       cucumber-wire (~> 0.0.1)
       diff-lcs (~> 1.3)
-      gherkin (~> 4.0)
+      gherkin (~> 5.0)
       multi_json (>= 1.7.5, < 2.0)
       multi_test (>= 0.1.2)
-    cucumber-core (3.0.0)
+    cucumber-core (3.1.0)
       backports (>= 3.8.0)
-      cucumber-tag_expressions (>= 1.0.1)
-      gherkin (>= 4.1.3)
-    cucumber-expressions (4.0.4)
-    cucumber-tag_expressions (1.0.1)
+      cucumber-tag_expressions (~> 1.1.0)
+      gherkin (>= 5.0.0)
+    cucumber-expressions (5.0.4)
+    cucumber-tag_expressions (1.1.0)
     cucumber-wire (0.0.1)
     database_cleaner (1.6.2)
     debug_inspector (0.0.3)
@@ -114,7 +114,7 @@ GEM
     foreman (0.84.0)
       thor (~> 0.19.1)
     formatador (0.2.5)
-    gherkin (4.1.3)
+    gherkin (5.0.0)
     globalid (0.4.1)
       activesupport (>= 4.2.0)
     guard (2.14.1)