diff --git a/package-lock.json b/package-lock.json
index 0fa8e72..1f5f3f8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -643,6 +643,11 @@
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       "dev": true
     },
+    "async": {
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+      "resolved": "https://registry.npmjs.org/async/-/async-0.9.2.tgz",
+      "integrity": "sha1-rqdNXmHB+JlhO/ZL2mbUx48v0X0="
+    },
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       "resolved": "https://registry.npmjs.org/async-limiter/-/async-limiter-1.0.1.tgz",
@@ -763,8 +768,7 @@
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-      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c=",
-      "dev": true
+      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c="
     },
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@@ -850,7 +854,6 @@
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-      "dev": true,
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         "concat-map": "0.0.1"
@@ -973,7 +976,6 @@
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-      "dev": true,
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@@ -1098,8 +1100,7 @@
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       "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
-      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=",
-      "dev": true
+      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s="
     },
     "content-disposition": {
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@@ -1337,9 +1338,12 @@
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-      "version": "2.7.1",
-      "resolved": "https://registry.npmjs.org/ejs/-/ejs-2.7.1.tgz",
-      "integrity": "sha512-kS/gEPzZs3Y1rRsbGX4UOSjtP/CeJP0CxSNZHYxGfVM/VgLcv0ZqM7C45YyTj2DI2g7+P9Dd24C+IMIg6D0nYQ=="
+      "version": "3.1.6",
+      "resolved": "https://registry.npmjs.org/ejs/-/ejs-3.1.6.tgz",
+      "integrity": "sha512-9lt9Zse4hPucPkoP7FHDF0LQAlGyF9JVpnClFLFH3aSSbxmyoqINRpp/9wePWJTUl4KOQwRL72Iw3InHPDkoGw==",
+      "requires": {
+        "jake": "^10.6.1"
+      }
     },
     "emoji-regex": {
       "version": "7.0.3",
@@ -1406,8 +1410,7 @@
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       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
-      "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ=",
-      "dev": true
+      "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ="
     },
     "escodegen": {
       "version": "1.12.0",
@@ -1678,6 +1681,14 @@
         "bser": "^2.0.0"
       }
     },
+    "filelist": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/filelist/-/filelist-1.0.2.tgz",
+      "integrity": "sha512-z7O0IS8Plc39rTCq6i6iHxk43duYOn8uFJiWSewIq0Bww1RNybVHSCjahmcC87ZqAm4OTvFzlzeGu3XAzG1ctQ==",
+      "requires": {
+        "minimatch": "^3.0.4"
+      }
+    },
     "fill-range": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-4.0.0.tgz",
@@ -2442,8 +2453,7 @@
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       "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-3.0.0.tgz",
-      "integrity": "sha1-tdRU3CGZriJWmfNGfloH87lVuv0=",
-      "dev": true
+      "integrity": "sha1-tdRU3CGZriJWmfNGfloH87lVuv0="
     },
     "has-symbols": {
       "version": "1.0.0",
@@ -2864,6 +2874,17 @@
         "handlebars": "^4.1.2"
       }
     },
+    "jake": {
+      "version": "10.8.2",
+      "resolved": "https://registry.npmjs.org/jake/-/jake-10.8.2.tgz",
+      "integrity": "sha512-eLpKyrfG3mzvGE2Du8VoPbeSkRry093+tyNjdYaBbJS9v17knImYGNXQCUV0gLxQtF82m3E8iRb/wdSQZLoq7A==",
+      "requires": {
+        "async": "0.9.x",
+        "chalk": "^2.4.2",
+        "filelist": "^1.0.1",
+        "minimatch": "^3.0.4"
+      }
+    },
     "jest": {
       "version": "24.9.0",
       "resolved": "https://registry.npmjs.org/jest/-/jest-24.9.0.tgz",
@@ -3927,7 +3948,6 @@
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       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
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-      "dev": true,
       "requires": {
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       }
@@ -5463,7 +5483,6 @@
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       "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
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-      "dev": true,
       "requires": {
         "has-flag": "^3.0.0"
       }
diff --git a/package.json b/package.json
index 18be874..56de304 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
   "dependencies": {
     "@iarna/toml": "^2.2.3",
     "body-parser": "^1.19.0",
-    "ejs": "^2.6.2",
+    "ejs": "^3.1.6",
     "express": "^4.17.1",
     "express-rate-limit": "^5.0.0",
     "fa-diagrams": "^1.0.3",