diff --git a/src/aws_http.zig b/src/aws_http.zig
index 49e9c90..e682926 100644
--- a/src/aws_http.zig
+++ b/src/aws_http.zig
@@ -251,6 +251,7 @@ pub const AwsHttp = struct {
 
 fn getRegion(service: []const u8, region: []const u8) []const u8 {
     if (std.mem.eql(u8, service, "cloudfront")) return "us-east-1";
+    if (std.mem.eql(u8, service, "iam")) return "us-east-1";
     return region;
 }