diff --git a/postgresql16.changes b/postgresql16.changes
index 07bdced..43366f0 100644
--- a/postgresql16.changes
+++ b/postgresql16.changes
@@ -1,5 +1,5 @@
 -------------------------------------------------------------------
-Thu Sep 26 11:03:24 UTC 2024 - Reinhard Max <max@suse.com>
+Tue Nov  5 11:56:16 UTC 2024 - Reinhard Max <max@suse.com>
 
 - Sync spec file from postgresql17.
 
diff --git a/postgresql16.spec b/postgresql16.spec
index 5d61a15..4901e30 100644
--- a/postgresql16.spec
+++ b/postgresql16.spec
@@ -20,8 +20,9 @@
 %define pgmajor 16
 %define buildlibs 0
 %define tarversion %{pgversion}
-%define oldest_supported_llvm_ver 7
-%define latest_supported_llvm_ver 18
+%define oldest_supported_llvm_ver 10
+# To be able to use cmake(LLVM) < ...
+%define latest_supported_llvm_ver_plus_one 19
 
 ### CUT HERE ###
 %define pgname postgresql%pgmajor
@@ -145,8 +146,8 @@ BuildRequires:  libselinux-devel
 %endif
 %if %{with llvm}
 BuildRequires:  gcc-c++
-BuildRequires:  (cmake(Clang) >= %{oldest_supported_llvm_ver} with cmake(Clang) <= %{latest_supported_llvm_ver})
-BuildRequires:  (cmake(LLVM)  >= %{oldest_supported_llvm_ver} with cmake(LLVM)  <= %{latest_supported_llvm_ver})
+BuildRequires:  (cmake(Clang) >= %{oldest_supported_llvm_ver} with cmake(Clang) < %{latest_supported_llvm_ver_plus_one})
+BuildRequires:  (cmake(LLVM)  >= %{oldest_supported_llvm_ver} with cmake(LLVM)  < %{latest_supported_llvm_ver_plus_one})
 %endif
 BuildRequires:  libxslt-devel
 BuildRequires:  openldap2-devel