diff --git a/terminus-core/package.json b/terminus-core/package.json
index fb6212d1..c8d1e550 100644
--- a/terminus-core/package.json
+++ b/terminus-core/package.json
@@ -23,7 +23,7 @@
     "axios": "^0.19.0",
     "bootstrap": "^4.1.3",
     "core-js": "^3.1.2",
-    "deepmerge": "^3.2.0",
+    "deepmerge": "^4.1.1",
     "electron-updater": "^4.0.6",
     "js-yaml": "^3.9.0",
     "mixpanel": "^0.10.2",
diff --git a/terminus-core/yarn.lock b/terminus-core/yarn.lock
index 00730cd1..8a0cf4d2 100644
--- a/terminus-core/yarn.lock
+++ b/terminus-core/yarn.lock
@@ -148,10 +148,10 @@ debug@^4.1.1:
   dependencies:
     ms "^2.1.1"
 
-deepmerge@^3.2.0:
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/deepmerge/-/deepmerge-3.3.0.tgz#d3c47fd6f3a93d517b14426b0628a17b0125f5f7"
-  integrity sha512-GRQOafGHwMHpjPx9iCvTgpu9NojZ49q794EEL94JVEw6VaeA8XTUyBKvAkOOjBX9oJNiV6G3P+T+tihFjo2TqA==
+deepmerge@^4.1.1:
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/deepmerge/-/deepmerge-4.1.1.tgz#ee0866e4019fe62c1276b9062d4c4803d9aea14c"
+  integrity sha512-+qO5WbNBKBaZez95TffdUDnGIo4+r5kmsX8aOb7PDHvXsTbghAmleuxjs6ytNaf5Eg4FGBXDS5vqO61TRi6BMg==
 
 diagnostics@^1.1.1:
   version "1.1.1"