diff --git a/packages/astro-og/package.json b/packages/astro-og/package.json
index 0057c16..43c7508 100644
--- a/packages/astro-og/package.json
+++ b/packages/astro-og/package.json
@@ -38,7 +38,7 @@
 	"devDependencies": {
 		"@types/node": "24.10.12",
 		"@typescript/native-preview": "7.0.0-dev.20260115.1",
-		"astro": "5.16.9",
+		"astro": "5.17.3",
 		"publint": "0.3.17",
 		"tsdown": "0.20.0-beta.3"
 	},
diff --git a/playground/package.json b/playground/package.json
index be5d3e0..94c4585 100644
--- a/playground/package.json
+++ b/playground/package.json
@@ -10,7 +10,7 @@
     "astro": "astro"
   },
   "dependencies": {
-    "astro": "5.16.9",
+    "astro": "5.17.3",
     "astro-dev-toolbar-showcase": "0.0.2",
     "astro-mcp": "0.4.2",
     "astro-og": "workspace:*"