diff --git a/.gitignore b/.gitignore
index 31c4a18..ede92ac 100644
--- a/.gitignore
+++ b/.gitignore
@@ -81,3 +81,4 @@
 /v1.1.12.tar.gz
 /v1.2.0-beta.0.tar.gz
 /v1.2.0.tar.gz
+/v1.2.1.tar.gz
diff --git a/slirp4netns.spec b/slirp4netns.spec
index 00443e6..7f4bfe0 100644
--- a/slirp4netns.spec
+++ b/slirp4netns.spec
@@ -1,4 +1,4 @@
-%global built_tag v1.2.0
+%global built_tag v1.2.1
 %global built_tag_strip %(b=%{built_tag}; echo ${b:1})
 %global gen_version %(b=%{built_tag_strip}; echo ${b/-/"~"})
 
diff --git a/sources b/sources
index 1cd7bed..152100d 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (v1.2.0.tar.gz) = 4ede7323aab92d0ad0026bc5e1aefc07898a5b50c4ff57c13eb9d8e75d73a4bb5ac992f021404053fcba2b05c56dcafcbfefbc4bbc47f72a0797ab62bd76a60a
+SHA512 (v1.2.1.tar.gz) = ea25f993dac6f3b1f51fe066c9b5ead080ce9f4f899f8c35759adc80c75258b46cf049f1e06788b19f0996b2a80a1d98da1c7269c92daadc837fc32a76245442