diff --git a/erlang.spec b/erlang.spec
index 008bff2..7586a61 100644
--- a/erlang.spec
+++ b/erlang.spec
@@ -64,7 +64,7 @@
 
 
 Name:		erlang
-Version:	23.3.4
+Version:	23.3.4.1
 Release:	1%{?dist}
 Summary:	General-purpose programming language and runtime environment
 
@@ -1912,6 +1912,9 @@ useradd -r -g epmd -d /dev/null -s /sbin/nologin \
 
 
 %changelog
+* Sat May 22 2021 Peter Lemenkov <lemenkov@gmail.com> - 23.3.4.1-1
+- Ver. 23.3.4.1
+
 * Mon May 10 2021 Peter Lemenkov <lemenkov@gmail.com> - 23.3.4-1
 - Ver. 23.3.4
 
diff --git a/sources b/sources
index 79197d5..8d62691 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (otp-OTP-23.3.4.tar.gz) = c8c5a9676163058276c703a0db0373508fad0ed9dff0aa9806ce59115ca766ff1d343c5a3917a920b249655fe188b974482ff378e9173c9fe00ea3907e618da5
+SHA512 (otp-OTP-23.3.4.1.tar.gz) = 9c7d848f902b9ea5dba45613d7d067fd28c65f5495be64f3a530cdcd00f1347f48cb5d3a5171f44dca96e849e0c2c439b6a0d2214eff2c842399f140f6026aca