diff --git a/SPECS/elixir.spec b/SPECS/elixir.spec
index ae7fbb8..3c25990 100644
--- a/SPECS/elixir.spec
+++ b/SPECS/elixir.spec
@@ -5,7 +5,7 @@
 
 Name:           elixir
 Version:        1.12.3
-Release:        2%{?dist}
+Release:        3%{?dist}
 Summary:        A modern approach to programming for the Erlang VM
 
 License:        ASL 2.0
@@ -13,6 +13,7 @@ URL:            http://elixir-lang.org/
 
 Source0:        https://github.com/elixir-lang/%{name}/archive/v%{version}.tar.gz#/%{name}-%{version}.tar.gz
 Source1:        https://github.com/elixir-lang/%{name}/releases/download/v%{version}/Docs.zip#/%{name}-%{version}-doc.zip
+Patch1:		elixir-0001-Fix-elixir-test-assertion-for-erlang-OTP-24.1-11309.patch
 # See https://bugzilla.redhat.com/1470583
 #BuildArch:      noarch
 BuildRequires: erlang-compiler
@@ -63,6 +64,7 @@ find -name ".build" -exec rm \{\} \;
 
 # Unpack elixir itself (Source0)
 %setup -q -D
+%patch1 -p1
 
 # Remove windows-specific scripts
 find -name '*.bat' -exec rm \{\} \;
@@ -155,6 +157,9 @@ HTML documentation for eex, elixir, iex, logger and mix.
 %doc docs/doc/eex docs/doc/elixir docs/doc/iex docs/doc/logger docs/doc/mix
 
 %changelog
+* Sat Nov  6 2021 Peter Lemenkov <lemenkov@gmail.com> - 1.12.3-3
+- Fix FTBFS with Erlang 24.1 (see GH#11309)
+
 * Fri Sep 24 2021 Timothée Floure <fnux@fedoraproject> - 1.12.3-1
 - New upstream release
 
diff --git a/elixir-0001-Fix-elixir-test-assertion-for-erlang-OTP-24.1-11309.patch b/elixir-0001-Fix-elixir-test-assertion-for-erlang-OTP-24.1-11309.patch
new file mode 100644
index 0000000..dd2a58e
--- /dev/null
+++ b/elixir-0001-Fix-elixir-test-assertion-for-erlang-OTP-24.1-11309.patch
@@ -0,0 +1,26 @@
+From: jendis <41624531+jendis@users.noreply.github.com>
+Date: Wed, 13 Oct 2021 23:48:14 +0200
+Subject: [PATCH] Fix elixir test assertion for erlang >=OTP-24.1 (#11309)
+
+
+diff --git a/lib/elixir/test/elixir/exception_test.exs b/lib/elixir/test/elixir/exception_test.exs
+index 6242194f7..c7d2f1a56 100644
+--- a/lib/elixir/test/elixir/exception_test.exs
++++ b/lib/elixir/test/elixir/exception_test.exs
+@@ -470,11 +470,12 @@ test "annotates undefined function error with suggestions" do
+                    * min/1
+              """
+ 
+-      assert blame_message(:erlang, & &1.gt_cookie()) == """
+-             function :erlang.gt_cookie/0 is undefined or private. Did you mean one of:
++      assert blame_message(:erlang, & &1.hal()) == """
++             function :erlang.hal/0 is undefined or private. Did you mean one of:
+ 
+-                   * get_cookie/0
+-                   * set_cookie/2
++                   * halt/0
++                   * halt/1
++                   * halt/2
+              """
+     end
+