diff --git a/NEWS b/NEWS
index 4e52ba89b..8abcffd47 100644
--- a/NEWS
+++ b/NEWS
@@ -1,4 +1,6 @@
 ver 0.23.16 (not yet released)
+* database
+  - fix integer overflows with 64-bit inode numbers
 * support libfmt 11
 * support ICU 76
 
diff --git a/src/db/update/Walk.cxx b/src/db/update/Walk.cxx
index 4fdec28d9..14af4dd4d 100644
--- a/src/db/update/Walk.cxx
+++ b/src/db/update/Walk.cxx
@@ -153,7 +153,7 @@ update_directory_stat(Storage &storage, Directory &directory) noexcept
  */
 static int
 FindAncestorLoop(Storage &storage, Directory *parent,
-		 unsigned inode, unsigned device) noexcept
+		 uint64_t inode, uint64_t device) noexcept
 {
 #ifndef _WIN32
 	if (device == 0 && inode == 0)