diff --git a/package-lock.json b/package-lock.json
index 7c073c7..bcb6220 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -20,7 +20,7 @@
         "esbuild": "^0.14.38",
         "inversify": "^5.1.1",
         "jest": "^27.5.1",
-        "mithril": "^2.0.4",
+        "mithril": "^2.2.0",
         "pako": "^1.0.11",
         "php-parser": "^3.0.3",
         "postcss": "^8.4.13",
@@ -5019,9 +5019,12 @@
       }
     },
     "node_modules/mithril": {
-      "version": "2.0.4",
-      "resolved": "https://registry.npmjs.org/mithril/-/mithril-2.0.4.tgz",
-      "integrity": "sha512-mgw+DMZlhMS4PpprF6dl7ZoeZq5GGcAuWnrg5e12MvaGauc4jzWsDZtVGRCktsiQczOEUr2K5teKbE5k44RlOg==",
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/mithril/-/mithril-2.2.0.tgz",
+      "integrity": "sha512-Dqdp2As819R5Wgtjbe+L2mww+K5/sVAqb4K/d4wmNg9Qp5IzzQbanbiU2l8GCWu/k44gClqDQBwNytEMLagVJQ==",
+      "dependencies": {
+        "ospec": "4.0.0"
+      },
       "bin": {
         "ospec": "ospec/bin/ospec"
       }
@@ -5128,6 +5131,17 @@
         "node": ">= 0.8.0"
       }
     },
+    "node_modules/ospec": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/ospec/-/ospec-4.0.0.tgz",
+      "integrity": "sha512-MpDtkpscOxHYb4w71v7GB4LBsRuzxZnM+HdwjhzJQzu+5EJvA80yxTaKw+wp5Dmf5RV2/Bg3Uvz2vlI/PhW9Ow==",
+      "dependencies": {
+        "glob": "^7.1.3"
+      },
+      "bin": {
+        "ospec": "bin/ospec"
+      }
+    },
     "node_modules/p-limit": {
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-2.3.0.tgz",
@@ -9931,9 +9945,12 @@
       }
     },
     "mithril": {
-      "version": "2.0.4",
-      "resolved": "https://registry.npmjs.org/mithril/-/mithril-2.0.4.tgz",
-      "integrity": "sha512-mgw+DMZlhMS4PpprF6dl7ZoeZq5GGcAuWnrg5e12MvaGauc4jzWsDZtVGRCktsiQczOEUr2K5teKbE5k44RlOg=="
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/mithril/-/mithril-2.2.0.tgz",
+      "integrity": "sha512-Dqdp2As819R5Wgtjbe+L2mww+K5/sVAqb4K/d4wmNg9Qp5IzzQbanbiU2l8GCWu/k44gClqDQBwNytEMLagVJQ==",
+      "requires": {
+        "ospec": "4.0.0"
+      }
     },
     "ms": {
       "version": "2.1.2",
@@ -10013,6 +10030,14 @@
         "word-wrap": "^1.2.3"
       }
     },
+    "ospec": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/ospec/-/ospec-4.0.0.tgz",
+      "integrity": "sha512-MpDtkpscOxHYb4w71v7GB4LBsRuzxZnM+HdwjhzJQzu+5EJvA80yxTaKw+wp5Dmf5RV2/Bg3Uvz2vlI/PhW9Ow==",
+      "requires": {
+        "glob": "^7.1.3"
+      }
+    },
     "p-limit": {
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-2.3.0.tgz",
diff --git a/package.json b/package.json
index fba5a9a..1aa7d6d 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
     "esbuild": "^0.14.38",
     "inversify": "^5.1.1",
     "jest": "^27.5.1",
-    "mithril": "^2.0.4",
+    "mithril": "^2.2.0",
     "pako": "^1.0.11",
     "php-parser": "^3.0.3",
     "postcss": "^8.4.13",