diff --git a/postgresql12.changes b/postgresql12.changes
index d6506ca..a385a97 100644
--- a/postgresql12.changes
+++ b/postgresql12.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Wed Apr 13 12:17:48 UTC 2022 - Reinhard Max <max@suse.com>
+
+- bsc#1198166: Pin to llvm13 until the next patchlevel update.
+
 -------------------------------------------------------------------
 Tue Feb  8 15:18:19 UTC 2022 - Reinhard Max <max@suse.com>
 
diff --git a/postgresql12.spec b/postgresql12.spec
index 67f11e8..7fa3e04 100644
--- a/postgresql12.spec
+++ b/postgresql12.spec
@@ -114,9 +114,9 @@ BuildRequires:  libicu-devel
 BuildRequires:  libselinux-devel
 %endif
 %if %{with llvm}
-BuildRequires:  clang
+BuildRequires:  clang13
 BuildRequires:  gcc-c++
-BuildRequires:  llvm-devel
+BuildRequires:  llvm13-devel
 %endif
 BuildRequires:  libxslt-devel
 BuildRequires:  openldap2-devel