diff --git a/bin/copy-dist.ts b/bin/copy-dist.ts
index 12d4374ec..473896507 100644
--- a/bin/copy-dist.ts
+++ b/bin/copy-dist.ts
@@ -68,7 +68,7 @@ try {
     ]);
 
     const nodeModulesFolder = new Set([
-        "node_modules/@excalidraw/excalidraw/dist/fonts/",
+        "node_modules/@excalidraw/excalidraw/dist/prod/fonts/",
         "node_modules/katex/dist/",
         "node_modules/dayjs/",
         "node_modules/boxicons/css/",
diff --git a/package-lock.json b/package-lock.json
index 73dff7ca8..287db9dcc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -81,8 +81,8 @@
         "normalize.css": "8.0.1",
         "panzoom": "9.4.3",
         "rand-token": "1.0.1",
-        "react": "19.0.0",
-        "react-dom": "19.0.0",
+        "react": "18.3.1",
+        "react-dom": "18.3.1",
         "safe-compare": "1.1.4",
         "sanitize-filename": "1.6.3",
         "sanitize-html": "2.14.0",
@@ -17705,24 +17705,28 @@
       }
     },
     "node_modules/react": {
-      "version": "19.0.0",
-      "resolved": "https://registry.npmjs.org/react/-/react-19.0.0.tgz",
-      "integrity": "sha512-V8AVnmPIICiWpGfm6GLzCR/W5FXLchHop40W4nXBmdlEceh16rCN8O8LNWm5bh5XUX91fh7KpA+W0TgMKmgTpQ==",
+      "version": "18.3.1",
+      "resolved": "https://registry.npmjs.org/react/-/react-18.3.1.tgz",
+      "integrity": "sha512-wS+hAgJShR0KhEvPJArfuPVN1+Hz1t0Y6n5jLrGQbkb4urgPE/0Rve+1kMB1v/oWgHgm4WIcV+i7F2pTVj+2iQ==",
       "license": "MIT",
+      "dependencies": {
+        "loose-envify": "^1.1.0"
+      },
       "engines": {
         "node": ">=0.10.0"
       }
     },
     "node_modules/react-dom": {
-      "version": "19.0.0",
-      "resolved": "https://registry.npmjs.org/react-dom/-/react-dom-19.0.0.tgz",
-      "integrity": "sha512-4GV5sHFG0e/0AD4X+ySy6UJd3jVl1iNsNHdpad0qhABJ11twS3TTBnseqsKurKcsNqCEFeGL3uLpVChpIO3QfQ==",
+      "version": "18.3.1",
+      "resolved": "https://registry.npmjs.org/react-dom/-/react-dom-18.3.1.tgz",
+      "integrity": "sha512-5m4nQKp+rZRb09LNH59GM4BxTh9251/ylbKIbpe7TpGxfJ+9kv6BLkLBXIjjspbgbnIBNqlI23tRnTWT0snUIw==",
       "license": "MIT",
       "dependencies": {
-        "scheduler": "^0.25.0"
+        "loose-envify": "^1.1.0",
+        "scheduler": "^0.23.2"
       },
       "peerDependencies": {
-        "react": "^19.0.0"
+        "react": "^18.3.1"
       }
     },
     "node_modules/react-interactive": {
@@ -18684,10 +18688,13 @@
       }
     },
     "node_modules/scheduler": {
-      "version": "0.25.0",
-      "resolved": "https://registry.npmjs.org/scheduler/-/scheduler-0.25.0.tgz",
-      "integrity": "sha512-xFVuu11jh+xcO7JOAGJNOXld8/TcEHK/4CituBUeUb5hqxJLj9YuemAEuvm9gQ/+pgXYfbQuqAkiYu+u7YEsNA==",
-      "license": "MIT"
+      "version": "0.23.2",
+      "resolved": "https://registry.npmjs.org/scheduler/-/scheduler-0.23.2.tgz",
+      "integrity": "sha512-UOShsPwz7NrMUqhR6t0hWjFduvOzbtv7toDH1/hIrfRNIDBnnBWd0CwJTGvTpngVlmwGCdP9/Zl/tVrDqcuYzQ==",
+      "license": "MIT",
+      "dependencies": {
+        "loose-envify": "^1.1.0"
+      }
     },
     "node_modules/schema-utils": {
       "version": "4.3.0",
diff --git a/package.json b/package.json
index e3a731a8b..c824c074b 100644
--- a/package.json
+++ b/package.json
@@ -140,8 +140,8 @@
     "normalize.css": "8.0.1",
     "panzoom": "9.4.3",
     "rand-token": "1.0.1",
-    "react": "19.0.0",
-    "react-dom": "19.0.0",
+    "react": "18.3.1",
+    "react-dom": "18.3.1",
     "safe-compare": "1.1.4",
     "sanitize-filename": "1.6.3",
     "sanitize-html": "2.14.0",