diff --git a/extensions/ql-vscode/package-lock.json b/extensions/ql-vscode/package-lock.json
index 9abfc34e1c9..21d35b48f8e 100644
--- a/extensions/ql-vscode/package-lock.json
+++ b/extensions/ql-vscode/package-lock.json
@@ -21,7 +21,7 @@
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         "chokidar": "^3.6.0",
         "d3": "^7.9.0",
-        "d3-graphviz": "^5.0.2",
+        "d3-graphviz": "^5.6.0",
         "fs-extra": "^11.1.1",
         "js-yaml": "^4.1.1",
         "koffi": "^2.12.0",
@@ -3488,14 +3488,134 @@
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-      "resolved": "https://registry.npmjs.org/@hpcc-js/wasm/-/wasm-2.15.1.tgz",
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+      "resolved": "https://registry.npmjs.org/@hpcc-js/wasm/-/wasm-2.31.0.tgz",
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+      "license": "Apache-2.0",
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-        "yargs": "17.7.2"
+        "yargs": "18.0.0"
       },
       "bin": {
-        "dot-wasm": "bin/dot-wasm.js"
+        "dot-wasm": "deprecated/dot-wasm.js"
+      }
+    },
+    "node_modules/@hpcc-js/wasm/node_modules/ansi-regex": {
+      "version": "6.2.2",
+      "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-6.2.2.tgz",
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+      "license": "MIT",
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://github.com/chalk/ansi-regex?sponsor=1"
+      }
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+    "node_modules/@hpcc-js/wasm/node_modules/ansi-styles": {
+      "version": "6.2.3",
+      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-6.2.3.tgz",
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+      "license": "MIT",
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://github.com/chalk/ansi-styles?sponsor=1"
+      }
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+      "resolved": "https://registry.npmjs.org/cliui/-/cliui-9.0.1.tgz",
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+      "license": "ISC",
+      "dependencies": {
+        "string-width": "^7.2.0",
+        "strip-ansi": "^7.1.0",
+        "wrap-ansi": "^9.0.0"
+      },
+      "engines": {
+        "node": ">=20"
+      }
+    },
+    "node_modules/@hpcc-js/wasm/node_modules/emoji-regex": {
+      "version": "10.6.0",
+      "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-10.6.0.tgz",
+      "integrity": "sha512-toUI84YS5YmxW219erniWD0CIVOo46xGKColeNQRgOzDorgBi1v4D71/OFzgD9GO2UGKIv1C3Sp8DAn0+j5w7A==",
+      "license": "MIT"
+    },
+    "node_modules/@hpcc-js/wasm/node_modules/string-width": {
+      "version": "7.2.0",
+      "resolved": "https://registry.npmjs.org/string-width/-/string-width-7.2.0.tgz",
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+      "license": "MIT",
+      "dependencies": {
+        "emoji-regex": "^10.3.0",
+        "get-east-asian-width": "^1.0.0",
+        "strip-ansi": "^7.1.0"
+      },
+      "engines": {
+        "node": ">=18"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
+    "node_modules/@hpcc-js/wasm/node_modules/strip-ansi": {
+      "version": "7.1.2",
+      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-7.1.2.tgz",
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+      "license": "MIT",
+      "dependencies": {
+        "ansi-regex": "^6.0.1"
+      },
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://github.com/chalk/strip-ansi?sponsor=1"
+      }
+    },
+    "node_modules/@hpcc-js/wasm/node_modules/wrap-ansi": {
+      "version": "9.0.2",
+      "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-9.0.2.tgz",
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+      "license": "MIT",
+      "dependencies": {
+        "ansi-styles": "^6.2.1",
+        "string-width": "^7.0.0",
+        "strip-ansi": "^7.1.0"
+      },
+      "engines": {
+        "node": ">=18"
+      },
+      "funding": {
+        "url": "https://github.com/chalk/wrap-ansi?sponsor=1"
+      }
+    },
+    "node_modules/@hpcc-js/wasm/node_modules/yargs": {
+      "version": "18.0.0",
+      "resolved": "https://registry.npmjs.org/yargs/-/yargs-18.0.0.tgz",
+      "integrity": "sha512-4UEqdc2RYGHZc7Doyqkrqiln3p9X2DZVxaGbwhn2pi7MrRagKaOcIKe8L3OxYcbhXLgLFUS3zAYuQjKBQgmuNg==",
+      "license": "MIT",
+      "dependencies": {
+        "cliui": "^9.0.1",
+        "escalade": "^3.1.1",
+        "get-caller-file": "^2.0.5",
+        "string-width": "^7.2.0",
+        "y18n": "^5.0.5",
+        "yargs-parser": "^22.0.0"
+      },
+      "engines": {
+        "node": "^20.19.0 || ^22.12.0 || >=23"
+      }
+    },
+    "node_modules/@hpcc-js/wasm/node_modules/yargs-parser": {
+      "version": "22.0.0",
+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-22.0.0.tgz",
+      "integrity": "sha512-rwu/ClNdSMpkSrUb+d6BRsSkLUq1fmfsY6TOpYzTwvwkg1/NRG85KBy3kq++A8LKQwX6lsu+aWad+2khvuXrqw==",
+      "license": "ISC",
+      "engines": {
+        "node": "^20.19.0 || ^22.12.0 || >=23"
       }
     },
     "node_modules/@humanfs/core": {
@@ -12100,11 +12220,12 @@
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     "node_modules/d3-graphviz": {
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-      "resolved": "https://registry.npmjs.org/d3-graphviz/-/d3-graphviz-5.2.0.tgz",
-      "integrity": "sha512-M/2gQkSe5beBQFmE2Qh8RPZivOV48GR4pVPV8kWQ6lBs1TqIjgGqi/AOvKTLILDLTwVx4KSGHCnH62K8xyDwvg==",
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/d3-graphviz/-/d3-graphviz-5.6.0.tgz",
+      "integrity": "sha512-46OOyRv5Ioo9kZBc919FVIYPD/ObtdSZxOK1hv+qwmD7TunpPvvmsI1dSdxhVgH4GragJxFZ31+TQC5aOuXzzw==",
+      "license": "BSD-3-Clause",
       "dependencies": {
-        "@hpcc-js/wasm": "^2.14.1",
+        "@hpcc-js/wasm": "^2.20.0",
         "d3-dispatch": "^3.0.1",
         "d3-format": "^3.1.0",
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@@ -14547,7 +14668,6 @@
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-      "dev": true,
       "engines": {
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       },
diff --git a/extensions/ql-vscode/package.json b/extensions/ql-vscode/package.json
index 0da25621af3..26ea74ae4bb 100644
--- a/extensions/ql-vscode/package.json
+++ b/extensions/ql-vscode/package.json
@@ -2072,7 +2072,7 @@
     "ajv": "^8.11.0",
     "chokidar": "^3.6.0",
     "d3": "^7.9.0",
-    "d3-graphviz": "^5.0.2",
+    "d3-graphviz": "^5.6.0",
     "fs-extra": "^11.1.1",
     "js-yaml": "^4.1.1",
     "koffi": "^2.12.0",