diff --git a/package-lock.json b/package-lock.json
index 5321b10..cc8e126 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
         "@types/geojson": "^7946.0.7",
         "change-case-all": "^2.1.0",
         "reflect-metadata": "^0.1.13",
-        "zod": "^3.23.8"
+        "zod": "^4.4.3"
       },
       "devDependencies": {
         "@commitlint/cli": "^11.0.0",
@@ -1392,6 +1392,15 @@
         "@map-colonies/error-types": "^1.3.1"
       }
     },
+    "node_modules/@map-colonies/mc-utils/node_modules/zod": {
+      "version": "3.25.76",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-3.25.76.tgz",
+      "integrity": "sha512-gzUt/qt81nXsFGKIFcC3YnfEAx5NkunCfnDlvuBSSFS02bcXu4Lmea0AFIUwbLWxWPx3d9p8S5QoaujKcNQxcQ==",
+      "peer": true,
+      "funding": {
+        "url": "https://github.com/sponsors/colinhacks"
+      }
+    },
     "node_modules/@map-colonies/prettier-config": {
       "version": "0.0.1",
       "resolved": "https://registry.npmjs.org/@map-colonies/prettier-config/-/prettier-config-0.0.1.tgz",
@@ -1413,6 +1422,14 @@
         "node": ">=24.0.0"
       }
     },
+    "node_modules/@map-colonies/raster-shared/node_modules/zod": {
+      "version": "3.25.76",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-3.25.76.tgz",
+      "integrity": "sha512-gzUt/qt81nXsFGKIFcC3YnfEAx5NkunCfnDlvuBSSFS02bcXu4Lmea0AFIUwbLWxWPx3d9p8S5QoaujKcNQxcQ==",
+      "funding": {
+        "url": "https://github.com/sponsors/colinhacks"
+      }
+    },
     "node_modules/@map-colonies/types": {
       "version": "1.10.0",
       "resolved": "https://registry.npmjs.org/@map-colonies/types/-/types-1.10.0.tgz",
@@ -7851,6 +7868,17 @@
         }
       }
     },
+    "node_modules/inquirer/node_modules/@types/node": {
+      "version": "26.1.0",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.1.0.tgz",
+      "integrity": "sha512-O0A1G3xPGy4w7AgQdAQYUlQ+BKk2Oovw8eRpofyp5KdBZULnbe+WqaOVNrm705SHphCiG4XHsACrSmPu1f+Kgw==",
+      "dev": true,
+      "optional": true,
+      "peer": true,
+      "dependencies": {
+        "undici-types": "~8.3.0"
+      }
+    },
     "node_modules/inquirer/node_modules/chalk": {
       "version": "4.1.2",
       "resolved": "https://registry.npmjs.org/chalk/-/chalk-4.1.2.tgz",
@@ -12456,6 +12484,14 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/undici-types": {
+      "version": "8.3.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.3.0.tgz",
+      "integrity": "sha512-j375ScV60dom+YkPFIfTLcOiPxkN/buHz5GobjLhixFuANaNs3C9l4GmrWqejgXWJ7BbJcFYpTEUkS1Ge8bpZQ==",
+      "dev": true,
+      "optional": true,
+      "peer": true
+    },
     "node_modules/universalify": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/universalify/-/universalify-2.0.0.tgz",
@@ -12974,10 +13010,9 @@
       }
     },
     "node_modules/zod": {
-      "version": "3.24.1",
-      "resolved": "https://registry.npmjs.org/zod/-/zod-3.24.1.tgz",
-      "integrity": "sha512-muH7gBL9sI1nciMZV67X5fTKKBLtwpZ5VBp1vsOQzj1MhrBZ4wlVCm3gedKZWLp0Oyel8sIGfeiz54Su+OVT+A==",
-      "license": "MIT",
+      "version": "4.4.3",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-4.4.3.tgz",
+      "integrity": "sha512-ytENFjIJFl2UwYglde2jchW2Hwm4GJFLDiSXWdTrJQBIN9Fcyp7n4DhxJEiWNAJMV1/BqWfW/kkg71UDcHJyTQ==",
       "funding": {
         "url": "https://github.com/sponsors/colinhacks"
       }
@@ -14005,6 +14040,14 @@
         "lodash": "^4.17.21",
         "ngeohash": "^0.6.3",
         "zod": "^3.24.1"
+      },
+      "dependencies": {
+        "zod": {
+          "version": "3.25.76",
+          "resolved": "https://registry.npmjs.org/zod/-/zod-3.25.76.tgz",
+          "integrity": "sha512-gzUt/qt81nXsFGKIFcC3YnfEAx5NkunCfnDlvuBSSFS02bcXu4Lmea0AFIUwbLWxWPx3d9p8S5QoaujKcNQxcQ==",
+          "peer": true
+        }
       }
     },
     "@map-colonies/prettier-config": {
@@ -14022,6 +14065,13 @@
         "@map-colonies/types": "^1.4.0",
         "geojson": "^0.5.0",
         "zod": "^3.24.1"
+      },
+      "dependencies": {
+        "zod": {
+          "version": "3.25.76",
+          "resolved": "https://registry.npmjs.org/zod/-/zod-3.25.76.tgz",
+          "integrity": "sha512-gzUt/qt81nXsFGKIFcC3YnfEAx5NkunCfnDlvuBSSFS02bcXu4Lmea0AFIUwbLWxWPx3d9p8S5QoaujKcNQxcQ=="
+        }
       }
     },
     "@map-colonies/types": {
@@ -18894,6 +18944,17 @@
             "iconv-lite": "^0.7.0"
           }
         },
+        "@types/node": {
+          "version": "26.1.0",
+          "resolved": "https://registry.npmjs.org/@types/node/-/node-26.1.0.tgz",
+          "integrity": "sha512-O0A1G3xPGy4w7AgQdAQYUlQ+BKk2Oovw8eRpofyp5KdBZULnbe+WqaOVNrm705SHphCiG4XHsACrSmPu1f+Kgw==",
+          "dev": true,
+          "optional": true,
+          "peer": true,
+          "requires": {
+            "undici-types": "~8.3.0"
+          }
+        },
         "chalk": {
           "version": "4.1.2",
           "resolved": "https://registry.npmjs.org/chalk/-/chalk-4.1.2.tgz",
@@ -22280,6 +22341,14 @@
         "which-boxed-primitive": "^1.0.2"
       }
     },
+    "undici-types": {
+      "version": "8.3.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.3.0.tgz",
+      "integrity": "sha512-j375ScV60dom+YkPFIfTLcOiPxkN/buHz5GobjLhixFuANaNs3C9l4GmrWqejgXWJ7BbJcFYpTEUkS1Ge8bpZQ==",
+      "dev": true,
+      "optional": true,
+      "peer": true
+    },
     "universalify": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/universalify/-/universalify-2.0.0.tgz",
@@ -22665,9 +22734,9 @@
       "dev": true
     },
     "zod": {
-      "version": "3.24.1",
-      "resolved": "https://registry.npmjs.org/zod/-/zod-3.24.1.tgz",
-      "integrity": "sha512-muH7gBL9sI1nciMZV67X5fTKKBLtwpZ5VBp1vsOQzj1MhrBZ4wlVCm3gedKZWLp0Oyel8sIGfeiz54Su+OVT+A=="
+      "version": "4.4.3",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-4.4.3.tgz",
+      "integrity": "sha512-ytENFjIJFl2UwYglde2jchW2Hwm4GJFLDiSXWdTrJQBIN9Fcyp7n4DhxJEiWNAJMV1/BqWfW/kkg71UDcHJyTQ=="
     }
   }
 }
diff --git a/package.json b/package.json
index fe48750..e8f8653 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
     "@types/geojson": "^7946.0.7",
     "change-case-all": "^2.1.0",
     "reflect-metadata": "^0.1.13",
-    "zod": "^3.23.8"
+    "zod": "^4.4.3"
   },
   "peerDependencies": {
     "@map-colonies/mc-utils": ">=1.8.0",