diff --git a/Gemfile.lock b/Gemfile.lock
index f9b46e6fd..980b879ea 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -428,18 +428,18 @@ GEM
       thor (>= 0.14, < 2.0)
     json (2.3.0)
     jwt (2.2.1)
-    kaminari (1.2.0)
+    kaminari (1.2.1)
       activesupport (>= 4.1.0)
-      kaminari-actionview (= 1.2.0)
-      kaminari-activerecord (= 1.2.0)
-      kaminari-core (= 1.2.0)
-    kaminari-actionview (1.2.0)
+      kaminari-actionview (= 1.2.1)
+      kaminari-activerecord (= 1.2.1)
+      kaminari-core (= 1.2.1)
+    kaminari-actionview (1.2.1)
       actionview
-      kaminari-core (= 1.2.0)
-    kaminari-activerecord (1.2.0)
+      kaminari-core (= 1.2.1)
+    kaminari-activerecord (1.2.1)
       activerecord
-      kaminari-core (= 1.2.0)
-    kaminari-core (1.2.0)
+      kaminari-core (= 1.2.1)
+    kaminari-core (1.2.1)
     katex (0.6.0)
       execjs (~> 2.7)
     launchy (2.5.0)
diff --git a/vendor/cache/kaminari-1.2.0.gem b/vendor/cache/kaminari-1.2.0.gem
deleted file mode 100644
index e4cdf2a6f..000000000
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diff --git a/vendor/cache/kaminari-1.2.1.gem b/vendor/cache/kaminari-1.2.1.gem
new file mode 100644
index 000000000..172ca9d8e
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diff --git a/vendor/cache/kaminari-actionview-1.2.0.gem b/vendor/cache/kaminari-actionview-1.2.0.gem
deleted file mode 100644
index 785d2ed27..000000000
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diff --git a/vendor/cache/kaminari-actionview-1.2.1.gem b/vendor/cache/kaminari-actionview-1.2.1.gem
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index 000000000..962f9b0d1
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diff --git a/vendor/cache/kaminari-activerecord-1.2.0.gem b/vendor/cache/kaminari-activerecord-1.2.0.gem
deleted file mode 100644
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diff --git a/vendor/cache/kaminari-activerecord-1.2.1.gem b/vendor/cache/kaminari-activerecord-1.2.1.gem
new file mode 100644
index 000000000..0b80f7e0c
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diff --git a/vendor/cache/kaminari-core-1.2.0.gem b/vendor/cache/kaminari-core-1.2.0.gem
deleted file mode 100644
index d1afaf743..000000000
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diff --git a/vendor/cache/kaminari-core-1.2.1.gem b/vendor/cache/kaminari-core-1.2.1.gem
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index 000000000..ed97284db
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