diff --git a/lib/std/tz.zig b/lib/std/tz.zig
index 528150d1a2f34728e9014c0e544a5075340e081e..f1d19601efc42e7688908d7020ee7db81cce3d3c 100644
--- a/lib/std/tz.zig
+++ b/lib/std/tz.zig
@@ -41,7 +41,6 @@ pub const Tz = struct {
     footer: []const u8,
 
     pub fn parse(allocator: std.mem.Allocator, reader: anytype) !Tz {
-        _ = allocator;
         const Header = extern struct {
             magic: [4]u8,
             version: u8,