diff --git a/README.md b/README.md
index 5bd02a7..b5a7792 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ const Options = enum {
     c,
 
     // copy and paste this function into your user defined types to enable pretty printing for these types
-    pub fn format(value: @This(), comptime fmt: []const u8, options: std.fmt.FormatOptions, writer: anytype) anyerror!void {
+    pub fn format(value: @This(), comptime fmt: []const u8, options: std.fmt.FormatOptions, writer: anytype) !void {
         try zlog.pretty_format(value, fmt, options, writer);
     }
 };
@@ -32,7 +32,7 @@ const Struct = struct {
     e: Options = Options.b,
 
     // same function as above...
-    pub fn format(value: @This(), comptime fmt: []const u8, options: std.fmt.FormatOptions, writer: anytype) anyerror!void {
+    pub fn format(value: @This(), comptime fmt: []const u8, options: std.fmt.FormatOptions, writer: anytype) !void {
         try zlog.pretty_format(value, fmt, options, writer);
     }
 };
diff --git a/src/main.zig b/src/main.zig
index 549d0b5..530fd13 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -9,7 +9,7 @@ const Options = enum {
     c,
 
     // copy and paste this function into your user defined types to enable pretty printing for these types
-    pub fn format(value: @This(), comptime fmt: []const u8, options: std.fmt.FormatOptions, writer: anytype) anyerror!void {
+    pub fn format(value: @This(), comptime fmt: []const u8, options: std.fmt.FormatOptions, writer: anytype) !void {
         try zlog.pretty_format(value, fmt, options, writer);
     }
 };
@@ -22,7 +22,7 @@ const Struct = struct {
     e: Options = Options.b,
 
     // same function as above...
-    pub fn format(value: @This(), comptime fmt: []const u8, options: std.fmt.FormatOptions, writer: anytype) anyerror!void {
+    pub fn format(value: @This(), comptime fmt: []const u8, options: std.fmt.FormatOptions, writer: anytype) !void {
         try zlog.pretty_format(value, fmt, options, writer);
     }
 };