diff --git a/package-lock.json b/package-lock.json
index d49fc2b..0c7abdf 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1468,11 +1468,11 @@
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     "comparejs": {
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-      "resolved": "https://registry.npmjs.org/comparejs/-/comparejs-4.0.3.tgz",
-      "integrity": "sha512-Pyk9LYmzc7Wd27m7/7v7wwketXsRM/Xde3pgd+Oe8LavDKfS4ng8eRhR0pvjwkzGrQb8flOtTYkkhUnO1LNToQ==",
+      "version": "4.0.4",
+      "resolved": "https://registry.npmjs.org/comparejs/-/comparejs-4.0.4.tgz",
+      "integrity": "sha512-V78VW9Y9xGIY1/FjlfnfjIfYviu34QCxLkEmTC0u0g+y/1UT1NOo12qoonCovAgMG6XDnmObBHrc/BhK2EYTIQ==",
       "requires": {
-        "is-subset-of": "3.1.1",
+        "is-subset-of": "3.1.2",
         "typedescriptor": "3.0.1"
       }
     },
@@ -2889,18 +2889,11 @@
       "dev": true
     },
     "is-subset-of": {
-      "version": "3.1.1",
-      "resolved": "https://registry.npmjs.org/is-subset-of/-/is-subset-of-3.1.1.tgz",
-      "integrity": "sha512-vHF3nu3r2yV1Kd4816abuoqqct3bOOLB05Pn3m0nOcE9ickZui/sGF+1oqGLUfRNQi7ydaFnz8l3BSR3WYbwCA==",
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/is-subset-of/-/is-subset-of-3.1.2.tgz",
+      "integrity": "sha512-trwGCLl8ciNxU6PQatFE26ZbakfQo2q+ugvyta3M3Qv+5Mz6+ETUuOjkoDwrW7mkpa2NLt5Hz9RFYjXqEewTeA==",
       "requires": {
-        "typedescriptor": "3.0.0"
-      },
-      "dependencies": {
-        "typedescriptor": {
-          "version": "3.0.0",
-          "resolved": "https://registry.npmjs.org/typedescriptor/-/typedescriptor-3.0.0.tgz",
-          "integrity": "sha512-M5mnAw04ZEwMdHL2lztByNkbjtaEtmX+66sSjiOUOuIwuBHXMjFOWTtNboAUPLdvyvwrBiP2t8mpeNIuTf6TNg=="
-        }
+        "typedescriptor": "3.0.1"
       }
     },
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diff --git a/package.json b/package.json
index d3ad847..755f1ff 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
   "types": "build/lib/assertthat.d.ts",
   "dependencies": {
     "@types/stringify-object": "3.3.0",
-    "comparejs": "4.0.3",
+    "comparejs": "4.0.4",
     "stringify-object": "3.3.0"
   },
   "devDependencies": {