diff --git a/src/api/Gemfile.lock b/src/api/Gemfile.lock
index 4d1c3b190ff..47899d4d236 100644
--- a/src/api/Gemfile.lock
+++ b/src/api/Gemfile.lock
@@ -417,7 +417,7 @@ GEM
     rantly (3.0.0)
     rbtree (0.4.6)
     rbtree3 (0.7.1)
-    rdoc (6.16.0)
+    rdoc (6.16.1)
       erb
       psych (>= 4.0.0)
       tsort
diff --git a/src/api/vendor/cache/rdoc-6.16.0.gem b/src/api/vendor/cache/rdoc-6.16.0.gem
deleted file mode 100644
index fba53ec0643..00000000000
Binary files a/src/api/vendor/cache/rdoc-6.16.0.gem and /dev/null differ
diff --git a/src/api/vendor/cache/rdoc-6.16.1.gem b/src/api/vendor/cache/rdoc-6.16.1.gem
new file mode 100644
index 00000000000..6fec0b0fb1a
Binary files /dev/null and b/src/api/vendor/cache/rdoc-6.16.1.gem differ