diff --git a/base32.zig b/base32.zig
index 16080c6aed19450b2ffde09f023f51aff445c423..fa4b77dc41e5aecfd7b5b6eccf9d32d8bd513cb1 100644
--- a/base32.zig
+++ b/base32.zig
@@ -6,7 +6,7 @@ const range = @import("range").range;
 
 const alphabet = "0123456789ABCDEFGHJKMNPQRSTVWXYZ";
 
-pub fn decode(alloc: *std.mem.Allocator, input: string) ![]const u5 {
+pub fn decode(alloc: std.mem.Allocator, input: string) ![]const u5 {
     const list = &std.ArrayList(u5).init(alloc);
     defer list.deinit();
 
diff --git a/ulid.zig b/ulid.zig
index a89333d42038102fc1d71df2252a21edcf42a466..f97eedd518fc1044b04c88f5c27c5fc64d9aa792 100644
--- a/ulid.zig
+++ b/ulid.zig
@@ -36,7 +36,7 @@ pub const ULID = struct {
 
     pub const BaseType = string;
 
-    pub fn parse(alloc: *std.mem.Allocator, value: BaseType) !ULID {
+    pub fn parse(alloc: std.mem.Allocator, value: BaseType) !ULID {
         if (value.len != 26) return error.Ulid;
         return ULID{
             .timestamp = try std.math.cast(u48, try extras.sliceToInt(u50, u5, try base32.decode(alloc, value[0..10]))),
@@ -44,7 +44,7 @@ pub const ULID = struct {
         };
     }
 
-    pub fn toString(self: ULID, alloc: *std.mem.Allocator) !BaseType {
+    pub fn toString(self: ULID, alloc: std.mem.Allocator) !BaseType {
         var res = try std.ArrayList(u8).initCapacity(alloc, 26);
         defer res.deinit();
         try res.writer().print("{}", .{self});