diff --git a/kdb.spec b/kdb.spec
index d694057..12345f0 100644
--- a/kdb.spec
+++ b/kdb.spec
@@ -58,7 +58,7 @@ BuildRequires: mariadb-devel
 BuildRequires: mariadb-connector-c-devel
 %endif
 # postgresql-private-devel introduced in f35+ with pgsql-13.4 and Conflicts: libpq-devel
-%if 0%{?fedora} > 34
+%if 0%{?fedora} > 34 || 0%{?rhel} > 8
 BuildRequires: postgresql-private-devel >= 13.4
 %else
 BuildRequires: libpq-devel