diff --git a/Gemfile.lock b/Gemfile.lock
index e31e299a15..afacb5eae9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -352,8 +352,8 @@ GEM
     kaminari-core (1.2.2)
     knapsack (4.0.0)
       rake
-    kramdown (2.4.0)
-      rexml
+    kramdown (2.5.1)
+      rexml (>= 3.3.9)
     kramdown-parser-gfm (1.1.0)
       kramdown (~> 2.0)
     language_server-protocol (3.17.0.3)
@@ -495,8 +495,7 @@ GEM
     request_store_rails (2.0.0)
       concurrent-ruby (~> 1.0)
     retriable (3.1.2)
-    rexml (3.3.3)
-      strscan
+    rexml (3.4.0)
     rinku (2.0.6)
     rspec (3.12.0)
       rspec-core (~> 3.12.0)
@@ -606,7 +605,6 @@ GEM
       spring (>= 4)
     stoplight (3.0.2)
       redlock (~> 1.0)
-    strscan (3.1.2)
     text (1.3.1)
     thor (1.3.2)
     timeliness (0.4.5)