diff --git a/.changeset/restore-next-oom-patch.md b/.changeset/restore-next-oom-patch.md
new file mode 100644
index 000000000..9c77d4b7e
--- /dev/null
+++ b/.changeset/restore-next-oom-patch.md
@@ -0,0 +1,5 @@
+---
+"gitbook": patch
+---
+
+Restore the Next.js dev-mode OOM patch that was silently dropped by the 16.3.6 upgrade (root `package.json`'s `patchedDependencies` still pinned it to the old `16.3.3` patch file, so Bun stopped applying it).
diff --git a/bun.lock b/bun.lock
index 9b310fd93..9af2fd2fc 100644
--- a/bun.lock
+++ b/bun.lock
@@ -342,6 +342,7 @@
   },
   "patchedDependencies": {
     "decode-named-character-reference@1.0.2": "patches/decode-named-character-reference@1.0.2.patch",
+    "next@16.3.6": "patches/next@16.3.6.patch",
   },
   "overrides": {
     "@codemirror/state": "6.4.1",
diff --git a/package.json b/package.json
index 62293f0c5..fe1378812 100644
--- a/package.json
+++ b/package.json
@@ -68,6 +68,6 @@
     "patchedDependencies": {
         "decode-named-character-reference@1.0.2": "patches/decode-named-character-reference@1.0.2.patch",
         "@vercel/next@4.4.2": "patches/@vercel%2Fnext@4.4.2.patch",
-        "next@16.3.3": "patches/next@16.3.3.patch"
+        "next@16.3.6": "patches/next@16.3.6.patch"
     }
 }
diff --git a/patches/next@16.3.3.patch b/patches/next@16.3.6.patch
similarity index 100%
rename from patches/next@16.3.3.patch
rename to patches/next@16.3.6.patch