diff --git a/packages/datagateway-common/package.json b/packages/datagateway-common/package.json
index 56415af8ba..b450d54a03 100644
--- a/packages/datagateway-common/package.json
+++ b/packages/datagateway-common/package.json
@@ -17,7 +17,7 @@
     "date-fns": "2.29.1",
     "hex-to-rgba": "2.0.1",
     "history": "4.10.1",
-    "i18next": "22.0.3",
+    "i18next": "22.4.9",
     "lodash.debounce": "4.0.8",
     "loglevel": "1.8.0",
     "prettier": "2.8.0",
diff --git a/packages/datagateway-dataview/package.json b/packages/datagateway-dataview/package.json
index b5e064aaf9..498d0898de 100644
--- a/packages/datagateway-dataview/package.json
+++ b/packages/datagateway-dataview/package.json
@@ -28,7 +28,7 @@
     "eslint-plugin-cypress": "2.12.1",
     "eslint-plugin-prettier": "4.2.1",
     "history": "4.10.1",
-    "i18next": "22.0.3",
+    "i18next": "22.4.9",
     "i18next-browser-languagedetector": "7.0.0",
     "i18next-http-backend": "2.1.0",
     "jsrsasign": "10.6.0",
diff --git a/packages/datagateway-download/package.json b/packages/datagateway-download/package.json
index f9f2a1bb51..a434c06261 100644
--- a/packages/datagateway-download/package.json
+++ b/packages/datagateway-download/package.json
@@ -24,7 +24,7 @@
     "eslint-plugin-cypress": "2.12.1",
     "eslint-plugin-prettier": "4.2.1",
     "history": "4.10.1",
-    "i18next": "22.0.3",
+    "i18next": "22.4.9",
     "i18next-browser-languagedetector": "7.0.0",
     "i18next-http-backend": "2.1.0",
     "jsrsasign": "10.6.0",
diff --git a/packages/datagateway-search/package.json b/packages/datagateway-search/package.json
index d0936e730a..d243564163 100644
--- a/packages/datagateway-search/package.json
+++ b/packages/datagateway-search/package.json
@@ -28,7 +28,7 @@
     "eslint-plugin-cypress": "2.12.1",
     "eslint-plugin-prettier": "4.2.1",
     "history": "4.10.1",
-    "i18next": "22.0.3",
+    "i18next": "22.4.9",
     "i18next-browser-languagedetector": "7.0.0",
     "i18next-http-backend": "2.1.0",
     "jsrsasign": "10.6.0",
diff --git a/yarn.lock b/yarn.lock
index 17eb62b1e4..cff9ca15c1 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1451,7 +1451,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@babel/runtime@npm:^7.1.2, @babel/runtime@npm:^7.11.2, @babel/runtime@npm:^7.12.1, @babel/runtime@npm:^7.12.13, @babel/runtime@npm:^7.12.5, @babel/runtime@npm:^7.14.5, @babel/runtime@npm:^7.16.3, @babel/runtime@npm:^7.17.2, @babel/runtime@npm:^7.18.3, @babel/runtime@npm:^7.18.9, @babel/runtime@npm:^7.19.4, @babel/runtime@npm:^7.20.6, @babel/runtime@npm:^7.20.7, @babel/runtime@npm:^7.5.5, @babel/runtime@npm:^7.6.2, @babel/runtime@npm:^7.7.2, @babel/runtime@npm:^7.8.4, @babel/runtime@npm:^7.8.7, @babel/runtime@npm:^7.9.2":
+"@babel/runtime@npm:^7.1.2, @babel/runtime@npm:^7.11.2, @babel/runtime@npm:^7.12.1, @babel/runtime@npm:^7.12.13, @babel/runtime@npm:^7.12.5, @babel/runtime@npm:^7.14.5, @babel/runtime@npm:^7.16.3, @babel/runtime@npm:^7.18.3, @babel/runtime@npm:^7.18.9, @babel/runtime@npm:^7.19.4, @babel/runtime@npm:^7.20.6, @babel/runtime@npm:^7.20.7, @babel/runtime@npm:^7.5.5, @babel/runtime@npm:^7.6.2, @babel/runtime@npm:^7.7.2, @babel/runtime@npm:^7.8.4, @babel/runtime@npm:^7.8.7, @babel/runtime@npm:^7.9.2":
   version: 7.20.13
   resolution: "@babel/runtime@npm:7.20.13"
   dependencies:
@@ -6487,7 +6487,7 @@ __metadata:
     eslint-plugin-prettier: 4.2.1
     hex-to-rgba: 2.0.1
     history: 4.10.1
-    i18next: 22.0.3
+    i18next: 22.4.9
     lint-staged: 13.1.0
     lodash.debounce: 4.0.8
     loglevel: 1.8.0
@@ -6567,7 +6567,7 @@ __metadata:
     eslint-plugin-prettier: 4.2.1
     express: 4.18.1
     history: 4.10.1
-    i18next: 22.0.3
+    i18next: 22.4.9
     i18next-browser-languagedetector: 7.0.0
     i18next-http-backend: 2.1.0
     jsrsasign: 10.6.0
@@ -6637,7 +6637,7 @@ __metadata:
     eslint-plugin-cypress: 2.12.1
     eslint-plugin-prettier: 4.2.1
     history: 4.10.1
-    i18next: 22.0.3
+    i18next: 22.4.9
     i18next-browser-languagedetector: 7.0.0
     i18next-http-backend: 2.1.0
     jsrsasign: 10.6.0
@@ -6706,7 +6706,7 @@ __metadata:
     eslint-plugin-prettier: 4.2.1
     express: 4.18.1
     history: 4.10.1
-    i18next: 22.0.3
+    i18next: 22.4.9
     i18next-browser-languagedetector: 7.0.0
     i18next-http-backend: 2.1.0
     jsrsasign: 10.6.0
@@ -9386,12 +9386,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"i18next@npm:22.0.3":
-  version: 22.0.3
-  resolution: "i18next@npm:22.0.3"
+"i18next@npm:22.4.9":
+  version: 22.4.9
+  resolution: "i18next@npm:22.4.9"
   dependencies:
-    "@babel/runtime": ^7.17.2
-  checksum: 0ae40923e81f366c6e30126fad070b9188ee567374eb8046dc43ca9dd8bf3c4a3751c2e4c3f60f8d5cfcdb1925b884580cbb6cabfffba684f37c22a019d7f2b2
+    "@babel/runtime": ^7.20.6
+  checksum: 8cce4aaced4857e006fab2c9d4adb0eb1375829e459076be79d4d3532b1be6342b7003a720e187098f17bb276bea46df8b3fc2cf21f0f3a230bd519243048d1a
   languageName: node
   linkType: hard