diff --git a/.changeset/late-rockets-argue.md b/.changeset/late-rockets-argue.md
new file mode 100644
index 000000000..f5dbf11cc
--- /dev/null
+++ b/.changeset/late-rockets-argue.md
@@ -0,0 +1,5 @@
+---
+'sv': patch
+---
+
+chore: update `adapter-auto`
diff --git a/packages/create/templates/demo/package.template.json b/packages/create/templates/demo/package.template.json
index dd6512036..b2b4ab195 100644
--- a/packages/create/templates/demo/package.template.json
+++ b/packages/create/templates/demo/package.template.json
@@ -12,7 +12,7 @@
 	"devDependencies": {
 		"@fontsource/fira-mono": "^5.0.0",
 		"@neoconfetti/svelte": "^2.0.0",
-		"@sveltejs/adapter-auto": "^4.0.0",
+		"@sveltejs/adapter-auto": "^6.0.0",
 		"@sveltejs/kit": "^2.16.0",
 		"@sveltejs/vite-plugin-svelte": "^5.0.0",
 		"svelte": "^5.25.0",
diff --git a/packages/create/templates/library/package.template.json b/packages/create/templates/library/package.template.json
index b0c824e38..a13cd36d9 100644
--- a/packages/create/templates/library/package.template.json
+++ b/packages/create/templates/library/package.template.json
@@ -23,7 +23,7 @@
 		"svelte": "^5.0.0"
 	},
 	"devDependencies": {
-		"@sveltejs/adapter-auto": "^4.0.0",
+		"@sveltejs/adapter-auto": "^6.0.0",
 		"@sveltejs/kit": "^2.16.0",
 		"@sveltejs/package": "^2.0.0",
 		"@sveltejs/vite-plugin-svelte": "^5.0.0",
diff --git a/packages/create/templates/minimal/package.template.json b/packages/create/templates/minimal/package.template.json
index 8d15b23d3..5a4c5bc51 100644
--- a/packages/create/templates/minimal/package.template.json
+++ b/packages/create/templates/minimal/package.template.json
@@ -10,7 +10,7 @@
 		"prepare": "svelte-kit sync || echo ''"
 	},
 	"devDependencies": {
-		"@sveltejs/adapter-auto": "^4.0.0",
+		"@sveltejs/adapter-auto": "^6.0.0",
 		"@sveltejs/kit": "^2.16.0",
 		"@sveltejs/vite-plugin-svelte": "^5.0.0",
 		"svelte": "^5.0.0",