diff --git a/.gitignore b/.gitignore
index 930bcc4..3e53c98 100644
--- a/.gitignore
+++ b/.gitignore
@@ -23,3 +23,4 @@
 /Sereal-Decoder-4.019.tar.gz
 /Sereal-Decoder-4.020.tar.gz
 /Sereal-Decoder-4.021.tar.gz
+/Sereal-Decoder-4.022.tar.gz
diff --git a/perl-Sereal-Decoder.spec b/perl-Sereal-Decoder.spec
index 8cb102b..50855fc 100644
--- a/perl-Sereal-Decoder.spec
+++ b/perl-Sereal-Decoder.spec
@@ -2,7 +2,7 @@
 %bcond_without perl_Sereal_Decoder_enables_optional_test
 
 Name:           perl-Sereal-Decoder
-Version:        4.021
+Version:        4.022
 Release:        1%{?dist}
 Summary:        Perl deserialization for Sereal format
 # lib/Sereal/Decoder.pm:    GPL+ or Artistic
@@ -112,6 +112,11 @@ make test
 %{_mandir}/man3/Sereal::Performance.3*
 
 %changelog
+* Sat Feb 19 2022 Paul Howarth <paul@city-fan.org> - 4.022-1
+- Update to 4.022
+  - Better logic to make it possible to upgrade with passing tests when using
+    Sereal::Decoder 4.019 on threaded debugging perls
+
 * Fri Feb 18 2022 Paul Howarth <paul@city-fan.org> - 4.021-1
 - Update to 4.021
   - Make it possible to upgrade with passing tests when using
diff --git a/sources b/sources
index f4166e9..a92347c 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (Sereal-Decoder-4.021.tar.gz) = 05be705c395363a8738325bb4bb27ae602e560bc15dcdcdd0a85a7106cb74eb8c46c86bafc8e6d90b870615c1ac3b0128614fcb0a69f93bcebb40854f4857df8
+SHA512 (Sereal-Decoder-4.022.tar.gz) = 084db7dfba945ddf988609e9f6d11921674391840ddbc07c1437ba67e06cdaac9589fa1bee11d256f197e1a99ac379951c68c1e2e43d38be878638a361d53f86