diff --git a/sds/package-lock.json b/sds/package-lock.json
index 8b900a2..7afef11 100644
--- a/sds/package-lock.json
+++ b/sds/package-lock.json
@@ -3025,9 +3025,9 @@
       "integrity": "sha1-7+fUEj2KxSr/9/QMfk3sUmYAj7Q="
     },
     "underscore": {
-      "version": "1.9.1",
-      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.9.1.tgz",
-      "integrity": "sha512-5/4etnCkd9c8gwgowi5/om/mYO5ajCaOgdzj/oW+0eQV9WxKBDZw5+ycmKmeaTXjInS/W0BzpGLo2xR2aBwZdg=="
+      "version": "1.12.1",
+      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.12.1.tgz",
+      "integrity": "sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw=="
     },
     "union-value": {
       "version": "1.0.0",
diff --git a/sds/package.json b/sds/package.json
index 67f9efe..365bc0c 100644
--- a/sds/package.json
+++ b/sds/package.json
@@ -6,6 +6,6 @@
     "body-parser": "^1.18.3",
     "express": "^4.16.2",
     "express-ws": "^4.0.0",
-    "underscore": "^1.8.3"
+    "underscore": "^1.12.1"
   }
 }