diff --git a/.changeset/three-deers-glow.md b/.changeset/three-deers-glow.md
new file mode 100644
index 000000000000..de5a7d1be748
--- /dev/null
+++ b/.changeset/three-deers-glow.md
@@ -0,0 +1,5 @@
+---
+"@astrojs/preact": patch
+---
+
+Fixes passing children to server-rendered components causing an error
diff --git a/packages/integrations/preact/package.json b/packages/integrations/preact/package.json
index 75e48e8afc39..35c21b3514ac 100644
--- a/packages/integrations/preact/package.json
+++ b/packages/integrations/preact/package.json
@@ -40,7 +40,7 @@
     "@preact/preset-vite": "^2.7.0",
     "@preact/signals": "^1.2.1",
     "babel-plugin-transform-hook-names": "^1.0.2",
-    "preact-render-to-string": "^6.3.1",
+    "preact-render-to-string": "~6.3.1",
     "preact-ssr-prepass": "^1.2.1"
   },
   "devDependencies": {
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 81d57b1e5a4f..179962c6b7ad 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -4487,7 +4487,7 @@ importers:
         specifier: ^1.0.2
         version: 1.0.2
       preact-render-to-string:
-        specifier: ^6.3.1
+        specifier: ~6.3.1
         version: 6.3.1(preact@10.19.3)
       preact-ssr-prepass:
         specifier: ^1.2.1