diff --git a/ui/package-lock.json b/ui/package-lock.json
index 004d3a2ed..8199e6b44 100644
--- a/ui/package-lock.json
+++ b/ui/package-lock.json
@@ -7759,9 +7759,9 @@
       }
     },
     "mobx": {
-      "version": "5.1.0",
-      "resolved": "https://registry.npmjs.org/mobx/-/mobx-5.1.0.tgz",
-      "integrity": "sha512-cQzBmF2gbpcBR2xKwt5jZx0ncDMC9Hg5nYrp3Krv0qHH4GFqWZyR+ZLkRJRcvVF4rqxpy2G96Qbk5YzyQ8tdXw=="
+      "version": "5.1.1",
+      "resolved": "https://registry.npmjs.org/mobx/-/mobx-5.1.1.tgz",
+      "integrity": "sha512-kxhJ/aAWAcxCRnKBqVuuy7DUxEb3/BtXI7ZvC2v0dA7MWh5+v08C3jGibV40mydjMwHBJQkKpp5qm4xe+qJWRw=="
     },
     "mobx-react": {
       "version": "5.2.8",
diff --git a/ui/package.json b/ui/package.json
index 8937ad25c..68a3bb9ed 100644
--- a/ui/package.json
+++ b/ui/package.json
@@ -18,7 +18,7 @@
     "lodash.debounce": "4.0.8",
     "lodash.throttle": "4.1.1",
     "lodash.uniqueid": "4.0.1",
-    "mobx": "5.1.0",
+    "mobx": "5.1.1",
     "mobx-react": "5.2.8",
     "mobx-stored": "1.0.2",
     "moment": "2.22.2",