diff --git a/.gitignore b/.gitignore
index 864f9b5..a56aa7e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -23,3 +23,4 @@
 /clap_builder-4.5.17.crate
 /clap_builder-4.5.19.crate
 /clap_builder-4.5.20.crate
+/clap_builder-4.5.21.crate
diff --git a/rust-clap_builder.spec b/rust-clap_builder.spec
index 5a5efd4..1384653 100644
--- a/rust-clap_builder.spec
+++ b/rust-clap_builder.spec
@@ -6,7 +6,7 @@
 %global crate clap_builder
 
 Name:           rust-clap_builder
-Version:        4.5.20
+Version:        4.5.21
 Release:        %autorelease
 Summary:        Simple to use, efficient, and full-featured Command Line Argument Parser
 
diff --git a/sources b/sources
index 29b13de..af404d8 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (clap_builder-4.5.20.crate) = e914c8b6592f9d230b4f4290cf4b4d73d0160c12a1fa3976c74bad21ff16da532d6af792f0a33fa472166f1cd551291b5d1d71fe8b359040040418694ec52000
+SHA512 (clap_builder-4.5.21.crate) = 48abad9de7b0985138a2586674df36bcb925f3280cc19c7dcbec14d58c1a3bb391c836ff284366fb32d7460a5616b066e4e055e3a5fa7651196e62c59ca49c8c