diff --git a/Dockerfile b/Dockerfile
index 40f7ca243..7f18dde29 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 # Dockerfile to build and serve datagateway
 
 # Build stage
-FROM node:20.11.1-alpine3.19@sha256:bf77dc26e48ea95fca9d1aceb5acfa69d2e546b765ec2abfb502975f1a2d4def as builder
+FROM node:20.18.1-alpine3.19@sha256:1cc9088b0fbcb2009a8fc2cb57916cd129cd5e32b3c75fb12bb24bac76917a96 as builder
 
 WORKDIR /datagateway-build
 
diff --git a/packages/datagateway-common/package.json b/packages/datagateway-common/package.json
index d05e1f20c..41eba0df2 100644
--- a/packages/datagateway-common/package.json
+++ b/packages/datagateway-common/package.json
@@ -50,7 +50,7 @@
     "@testing-library/react-hooks": "8.0.1",
     "@testing-library/user-event": "14.5.2",
     "@types/jest": "29.5.2",
-    "@types/node": "20.11.5",
+    "@types/node": "20.17.9",
     "@types/react": "17.0.39",
     "@types/react-router-dom": "5.3.3",
     "@types/react-virtualized": "9.21.10",
diff --git a/packages/datagateway-dataview/package.json b/packages/datagateway-dataview/package.json
index db2963159..eccd389b2 100644
--- a/packages/datagateway-dataview/package.json
+++ b/packages/datagateway-dataview/package.json
@@ -13,7 +13,7 @@
     "@types/jsrsasign": "10.5.2",
     "@types/lodash.debounce": "4.0.6",
     "@types/lodash.memoize": "4.1.6",
-    "@types/node": "20.11.5",
+    "@types/node": "20.17.9",
     "@types/react": "17.0.39",
     "@types/react-dom": "17.0.11",
     "@types/react-router-dom": "5.3.3",
diff --git a/packages/datagateway-download/package.json b/packages/datagateway-download/package.json
index 27fab952d..e7ebd73ac 100644
--- a/packages/datagateway-download/package.json
+++ b/packages/datagateway-download/package.json
@@ -11,7 +11,7 @@
     "@types/jest": "29.5.2",
     "@types/jsrsasign": "10.5.2",
     "@types/lodash.chunk": "4.2.6",
-    "@types/node": "20.11.5",
+    "@types/node": "20.17.9",
     "@types/react": "17.0.39",
     "@types/react-dom": "17.0.11",
     "@types/react-router-dom": "5.3.3",
diff --git a/packages/datagateway-search/package.json b/packages/datagateway-search/package.json
index fedacadf4..0581c90c3 100644
--- a/packages/datagateway-search/package.json
+++ b/packages/datagateway-search/package.json
@@ -14,7 +14,7 @@
     "@types/jest": "29.5.2",
     "@types/jsrsasign": "10.5.2",
     "@types/lodash.isequal": "4.5.8",
-    "@types/node": "20.11.5",
+    "@types/node": "20.17.9",
     "@types/react": "17.0.39",
     "@types/react-dom": "17.0.11",
     "@types/react-router-dom": "5.3.3",
diff --git a/yarn.lock b/yarn.lock
index 7f58ded5a..b589a5936 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3420,12 +3420,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/node@npm:*, @types/node@npm:20.11.5":
-  version: 20.11.5
-  resolution: "@types/node@npm:20.11.5"
+"@types/node@npm:*, @types/node@npm:20.17.9":
+  version: 20.17.9
+  resolution: "@types/node@npm:20.17.9"
   dependencies:
-    undici-types: ~5.26.4
-  checksum: a542727de1334ae20a3ca034b0ecf4b464a57ca01efc4f9cf43bd9ab93896125ab3c2de060ecd8f6ae23b86c6bf3463f681b643e69c032c6a662d376c98a6092
+    undici-types: ~6.19.2
+  checksum: 2fc67ba937d2c4e7a52f0ccf71b8b4c616dcfa1ad6cd5a726582fd3cbf4f409c2eb44595592580f782c2ade05f8130df072dd04ac064fe150cfcd7849e643500
   languageName: node
   linkType: hard
 
@@ -6284,7 +6284,7 @@ __metadata:
     "@testing-library/user-event": 14.5.2
     "@types/jest": 29.5.2
     "@types/lodash.debounce": 4.0.6
-    "@types/node": 20.11.5
+    "@types/node": 20.17.9
     "@types/react": 17.0.39
     "@types/react-router-dom": 5.3.3
     "@types/react-virtualized": 9.21.10
@@ -6350,7 +6350,7 @@ __metadata:
     "@types/jsrsasign": 10.5.2
     "@types/lodash.debounce": 4.0.6
     "@types/lodash.memoize": 4.1.6
-    "@types/node": 20.11.5
+    "@types/node": 20.17.9
     "@types/react": 17.0.39
     "@types/react-dom": 17.0.11
     "@types/react-redux": 7.1.22
@@ -6425,7 +6425,7 @@ __metadata:
     "@types/jest": 29.5.2
     "@types/jsrsasign": 10.5.2
     "@types/lodash.chunk": 4.2.6
-    "@types/node": 20.11.5
+    "@types/node": 20.17.9
     "@types/react": 17.0.39
     "@types/react-dom": 17.0.11
     "@types/react-router-dom": 5.3.3
@@ -6491,7 +6491,7 @@ __metadata:
     "@types/jest": 29.5.2
     "@types/jsrsasign": 10.5.2
     "@types/lodash.isequal": 4.5.8
-    "@types/node": 20.11.5
+    "@types/node": 20.17.9
     "@types/react": 17.0.39
     "@types/react-dom": 17.0.11
     "@types/react-redux": 7.1.22
@@ -15636,10 +15636,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"undici-types@npm:~5.26.4":
-  version: 5.26.5
-  resolution: "undici-types@npm:5.26.5"
-  checksum: 3192ef6f3fd5df652f2dc1cd782b49d6ff14dc98e5dced492aa8a8c65425227da5da6aafe22523c67f035a272c599bb89cfe803c1db6311e44bed3042fc25487
+"undici-types@npm:~6.19.2":
+  version: 6.19.8
+  resolution: "undici-types@npm:6.19.8"
+  checksum: de51f1b447d22571cf155dfe14ff6d12c5bdaec237c765085b439c38ca8518fc360e88c70f99469162bf2e14188a7b0bcb06e1ed2dc031042b984b0bb9544017
   languageName: node
   linkType: hard