diff --git a/extensions/ql-vscode/package-lock.json b/extensions/ql-vscode/package-lock.json
index 233acf788cf..53df3313c1e 100644
--- a/extensions/ql-vscode/package-lock.json
+++ b/extensions/ql-vscode/package-lock.json
@@ -11,7 +11,7 @@
       "license": "MIT",
       "dependencies": {
         "@floating-ui/react": "^0.27.19",
-        "@hpcc-js/wasm-graphviz": "^1.22.0",
+        "@hpcc-js/wasm-graphviz": "^1.28.0",
         "@octokit/plugin-retry": "^8.1.1",
         "@octokit/plugin-throttling": "^11.0.5",
         "@octokit/rest": "^22.0.1",
@@ -3344,9 +3344,9 @@
       }
     },
     "node_modules/@hpcc-js/wasm-graphviz": {
-      "version": "1.22.0",
-      "resolved": "https://registry.npmjs.org/@hpcc-js/wasm-graphviz/-/wasm-graphviz-1.22.0.tgz",
-      "integrity": "sha512-/l6m+ev4TzYwiSm2pklMALiKejuheJwFkOHKrTAvFei+US+MVv6Vgk06xMc4Mjn57WiqzheMVGnmNu1iqkcBdA==",
+      "version": "1.28.0",
+      "resolved": "https://registry.npmjs.org/@hpcc-js/wasm-graphviz/-/wasm-graphviz-1.28.0.tgz",
+      "integrity": "sha512-KqvPy7ckxPc1xv8Kt7H3bo9cj8U4gfOXxQ8grLZvDZxyQQjnXsKxrweJLLJtEoWWtQqAk4biUB0g2qsjkTiMVA==",
       "license": "Apache-2.0"
     },
     "node_modules/@humanfs/core": {
diff --git a/extensions/ql-vscode/package.json b/extensions/ql-vscode/package.json
index 9efc72aae8c..53615701001 100644
--- a/extensions/ql-vscode/package.json
+++ b/extensions/ql-vscode/package.json
@@ -2069,7 +2069,7 @@
   },
   "dependencies": {
     "@floating-ui/react": "^0.27.19",
-    "@hpcc-js/wasm-graphviz": "^1.22.0",
+    "@hpcc-js/wasm-graphviz": "^1.28.0",
     "@octokit/plugin-retry": "^8.1.1",
     "@octokit/plugin-throttling": "^11.0.5",
     "@octokit/rest": "^22.0.1",