diff --git a/package-lock.json b/package-lock.json
index be2cffcbb..fffbd8b70 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -24,7 +24,7 @@
         "csscolorparser": "~1.0.2",
         "d3-queue": "3.0.7",
         "diff": "4.0.1",
-        "ejs": "^3.1.7",
+        "ejs": "^3.1.8",
         "esm": "~3.2.25",
         "express": "^4.11.1",
         "json-stringify-pretty-compact": "^2.0.0",
@@ -1181,9 +1181,9 @@
       "dev": true
     },
     "node_modules/ejs": {
-      "version": "3.1.7",
-      "resolved": "https://registry.npmjs.org/ejs/-/ejs-3.1.7.tgz",
-      "integrity": "sha512-BIar7R6abbUxDA3bfXrO4DSgwo8I+fB5/1zgujl3HLLjwd6+9iOnrT+t3grn2qbk9vOgBubXOFwX2m9axoFaGw==",
+      "version": "3.1.8",
+      "resolved": "https://registry.npmjs.org/ejs/-/ejs-3.1.8.tgz",
+      "integrity": "sha512-/sXZeMlhS0ArkfX2Aw780gJzXSMPnKjtspYZv+f3NiKLlubezAHDU5+9xz6gd3/NhG3txQCo6xlglmTS+oTGEQ==",
       "dev": true,
       "dependencies": {
         "jake": "^10.8.5"
@@ -4936,9 +4936,9 @@
       "dev": true
     },
     "ejs": {
-      "version": "3.1.7",
-      "resolved": "https://registry.npmjs.org/ejs/-/ejs-3.1.7.tgz",
-      "integrity": "sha512-BIar7R6abbUxDA3bfXrO4DSgwo8I+fB5/1zgujl3HLLjwd6+9iOnrT+t3grn2qbk9vOgBubXOFwX2m9axoFaGw==",
+      "version": "3.1.8",
+      "resolved": "https://registry.npmjs.org/ejs/-/ejs-3.1.8.tgz",
+      "integrity": "sha512-/sXZeMlhS0ArkfX2Aw780gJzXSMPnKjtspYZv+f3NiKLlubezAHDU5+9xz6gd3/NhG3txQCo6xlglmTS+oTGEQ==",
       "dev": true,
       "requires": {
         "jake": "^10.8.5"
diff --git a/package.json b/package.json
index 273f43fd3..6efa29775 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "csscolorparser": "~1.0.2",
     "d3-queue": "3.0.7",
     "diff": "4.0.1",
-    "ejs": "^3.1.7",
+    "ejs": "^3.1.8",
     "esm": "~3.2.25",
     "express": "^4.11.1",
     "json-stringify-pretty-compact": "^2.0.0",