diff --git a/src/client/package-lock.json b/src/client/package-lock.json
index 4071390f9..9de21a553 100644
--- a/src/client/package-lock.json
+++ b/src/client/package-lock.json
@@ -680,8 +680,9 @@
       "integrity": "sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q=="
     },
     "node_modules/fast-json-patch": {
-      "version": "3.1.0",
-      "license": "MIT"
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/fast-json-patch/-/fast-json-patch-3.1.1.tgz",
+      "integrity": "sha512-vf6IHUX2SBcA+5/+4883dsIjpBTqmfBjmYiWK1savxQmFk4JfBMLa7ynTYOs1Rolp/T1betJxHiGD3g1Mn8lUQ=="
     },
     "node_modules/fast-json-stable-stringify": {
       "version": "2.1.0",
@@ -1779,7 +1780,7 @@
       "version": "0.42.0",
       "license": "MIT",
       "dependencies": {
-        "fast-json-patch": "^3.0.0-1",
+        "fast-json-patch": "^3.1.1",
         "htm": "^3.0.3"
       },
       "devDependencies": {
@@ -2191,7 +2192,9 @@
       "integrity": "sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q=="
     },
     "fast-json-patch": {
-      "version": "3.1.0"
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/fast-json-patch/-/fast-json-patch-3.1.1.tgz",
+      "integrity": "sha512-vf6IHUX2SBcA+5/+4883dsIjpBTqmfBjmYiWK1savxQmFk4JfBMLa7ynTYOs1Rolp/T1betJxHiGD3g1Mn8lUQ=="
     },
     "fast-json-stable-stringify": {
       "version": "2.1.0",
@@ -2317,7 +2320,7 @@
     "idom-client-react": {
       "version": "file:packages/idom-client-react",
       "requires": {
-        "fast-json-patch": "^3.0.0-1",
+        "fast-json-patch": "^3.1.1",
         "htm": "^3.0.3",
         "jsdom": "16.5.0",
         "lodash": "^4.17.21",
diff --git a/src/client/packages/idom-client-react/package.json b/src/client/packages/idom-client-react/package.json
index 0fd5f836b..0962211e1 100644
--- a/src/client/packages/idom-client-react/package.json
+++ b/src/client/packages/idom-client-react/package.json
@@ -1,7 +1,7 @@
 {
   "author": "Ryan Morshead",
   "dependencies": {
-    "fast-json-patch": "^3.0.0-1",
+    "fast-json-patch": "^3.1.1",
     "htm": "^3.0.3"
   },
   "description": "A client for IDOM implemented in React",