diff --git a/website/versioned_docs/version-0.14/02-standard-library/04-readers-and-writers.mdx b/website/versioned_docs/version-0.14/02-standard-library/04-readers-and-writers.mdx
index 2200239..2fb9e6a 100644
--- a/website/versioned_docs/version-0.14/02-standard-library/04-readers-and-writers.mdx
+++ b/website/versioned_docs/version-0.14/02-standard-library/04-readers-and-writers.mdx
@@ -37,7 +37,7 @@ const eql = std.mem.eql;
 // hide-end
 
 fn nextLine(reader: anytype, buffer: []u8) !?[]const u8 {
-    var line = (try reader.readUntilDelimiterOrEof(
+    const line = (try reader.readUntilDelimiterOrEof(
         buffer,
         '\n',
     )) orelse return null;