diff --git a/assets/main.mjs b/assets/main.mjs
index 8f7dd54..4193f6a 100644
--- a/assets/main.mjs
+++ b/assets/main.mjs
@@ -56,8 +56,8 @@ let loaded = false;
 void (async () => {
   await window.PDFViewerApplication.initializedPromise;
   await window.PDFViewerApplication.open(config);
-  await window.PDFViewerApplication.pdfViewer.pagesPromise;
   loaded = true;
+  await window.PDFViewerApplication.pdfViewer.pagesPromise;
   const [, hash] = config.url.split("#");
   if (hash) {
     window.PDFViewerApplication.pdfLinkService.setHash(
@@ -74,8 +74,8 @@ window.addEventListener("message", async (event) => {
     case "reload":
       loaded = false;
       await window.PDFViewerApplication.open(config);
-      await window.PDFViewerApplication.pdfViewer.pagesPromise;
       loaded = true;
+      await window.PDFViewerApplication.pdfViewer.pagesPromise;
       window.PDFViewerApplication.pdfViewer.currentPageNumber = Math.min(
         currentPageNumber,
         window.PDFViewerApplication.pdfViewer.pagesCount
diff --git a/package.json b/package.json
index 7100dd8..2b77646 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
     "url": "https://github.com/mathematic-inc/vscode-pdf.git"
   },
   "engines": {
-    "vscode": "^1.110.0"
+    "vscode": "^1.80.0"
   },
   "icon": "icon.png",
   "license": "Apache-2.0",
@@ -117,7 +117,7 @@
   "devDependencies": {
     "@biomejs/biome": "^2.4.6",
     "@types/node": "^25.4.0",
-    "@types/vscode": "1.110.0",
+    "@types/vscode": "1.80.0",
     "lefthook": "^2.1.3",
     "tsup": "^8.5.1",
     "typescript": "^5.9.3",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index cdcb148..0421260 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -15,8 +15,8 @@ importers:
         specifier: ^25.4.0
         version: 25.4.0
       '@types/vscode':
-        specifier: 1.110.0
-        version: 1.110.0
+        specifier: 1.80.0
+        version: 1.80.0
       lefthook:
         specifier: ^2.1.3
         version: 2.1.3
@@ -408,8 +408,8 @@ packages:
   '@types/node@25.4.0':
     resolution: {integrity: sha512-9wLpoeWuBlcbBpOY3XmzSTG3oscB6xjBEEtn+pYXTfhyXhIxC5FsBer2KTopBlvKEiW9l13po9fq+SJY/5lkhw==}
 
-  '@types/vscode@1.110.0':
-    resolution: {integrity: sha512-AGuxUEpU4F4mfuQjxPPaQVyuOMhs+VT/xRok1jiHVBubHK7lBRvCuOMZG0LKUwxncrPorJ5qq/uil3IdZBd5lA==}
+  '@types/vscode@1.80.0':
+    resolution: {integrity: sha512-qK/CmOdS2o7ry3k6YqU4zD3R2AYlJfbwBoSbKpBoP+GpXNE+0NEgJOli4n0bm0diK5kfBnchgCEj4igQz/44Hg==}
 
   acorn@8.16.0:
     resolution: {integrity: sha512-UVJyE9MttOsBQIDKw1skb9nAwQuR5wuGD3+82K6JgJlm/Y+KI92oNsMNGZCYdDsVtRHSak0pcV5Dno5+4jh9sw==}
@@ -950,7 +950,7 @@ snapshots:
     dependencies:
       undici-types: 7.18.2
 
-  '@types/vscode@1.110.0': {}
+  '@types/vscode@1.80.0': {}
 
   acorn@8.16.0: {}