diff --git a/server/yarn.lock b/server/yarn.lock
index d06f157..e3031d6 100644
--- a/server/yarn.lock
+++ b/server/yarn.lock
@@ -1999,14 +1999,14 @@ mkdirp@^1.0.4:
   integrity sha512-vVqVZQyf3WLx2Shd0qJ9xuvqgAyKPLAiqITEtqW0oIUjzo3PePDd6fW9iFz30ef7Ysp/oiWqbhszeGWW2T6Gzw==
 
 mongodb@^3.6.0:
-  version "3.6.2"
-  resolved "https://registry.yarnpkg.com/mongodb/-/mongodb-3.6.2.tgz#1154a4ac107bf1375112d83a29c5cf97704e96b6"
-  integrity sha512-sSZOb04w3HcnrrXC82NEh/YGCmBuRgR+C1hZgmmv4L6dBz4BkRse6Y8/q/neXer9i95fKUBbFi4KgeceXmbsOA==
+  version "3.6.6"
+  resolved "https://registry.yarnpkg.com/mongodb/-/mongodb-3.6.6.tgz#92e3658f45424c34add3003e3046c1535c534449"
+  integrity sha512-WlirMiuV1UPbej5JeCMqE93JRfZ/ZzqE7nJTwP85XzjAF4rRSeq2bGCb1cjfoHLOF06+HxADaPGqT0g3SbVT1w==
   dependencies:
     bl "^2.2.1"
     bson "^1.1.4"
     denque "^1.4.1"
-    require_optional "^1.0.1"
+    optional-require "^1.0.2"
     safe-buffer "^5.1.2"
   optionalDependencies:
     saslprep "^1.0.0"
@@ -2204,6 +2204,11 @@ once@^1.3.0, once@^1.3.1, once@^1.4.0:
   dependencies:
     wrappy "1"
 
+optional-require@^1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/optional-require/-/optional-require-1.0.2.tgz#c6c2d05170f8578397e68521bb01d30ef8b80925"
+  integrity sha512-HZubVd6IfHsbnpdNF/ICaSAzBUEW1TievpkjY3tB4Jnk8L7+pJ3conPzUt3Mn/6OZx9uzTDOHYPGA8/AxYHBOg==
+
 os-homedir@^1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/os-homedir/-/os-homedir-1.0.2.tgz#ffbc4988336e0e833de0c168c7ef152121aa7fb3"
@@ -2415,19 +2420,6 @@ require-main-filename@^2.0.0:
   resolved "https://registry.yarnpkg.com/require-main-filename/-/require-main-filename-2.0.0.tgz#d0b329ecc7cc0f61649f62215be69af54aa8989b"
   integrity sha512-NKN5kMDylKuldxYLSUfrbo5Tuzh4hd+2E8NPPX02mZtn1VuREQToYe/ZdlJy+J3uCpfaiGF05e7B8W0iXbQHmg==
 
-require_optional@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/require_optional/-/require_optional-1.0.1.tgz#4cf35a4247f64ca3df8c2ef208cc494b1ca8fc2e"
-  integrity sha512-qhM/y57enGWHAe3v/NcwML6a3/vfESLe/sGM2dII+gEO0BpKRUkWZow/tyloNqJyN6kXSl3RyyM8Ll5D/sJP8g==
-  dependencies:
-    resolve-from "^2.0.0"
-    semver "^5.1.0"
-
-resolve-from@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-2.0.0.tgz#9480ab20e94ffa1d9e80a804c7ea147611966b57"
-  integrity sha1-lICrIOlP+h2egKgEx+oUdhGWa1c=
-
 responselike@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/responselike/-/responselike-1.0.2.tgz#918720ef3b631c5642be068f15ade5a46f4ba1e7"
@@ -2481,7 +2473,7 @@ semver-diff@^3.1.1:
   dependencies:
     semver "^6.3.0"
 
-semver@^5.1.0, semver@^5.3.0, semver@^5.6.0, semver@^5.7.1:
+semver@^5.3.0, semver@^5.6.0, semver@^5.7.1:
   version "5.7.1"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.7.1.tgz#a954f931aeba508d307bbf069eff0c01c96116f7"
   integrity sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==