diff --git a/postgresql.spec b/postgresql.spec
index 04faf7f..aa7e6ab 100644
--- a/postgresql.spec
+++ b/postgresql.spec
@@ -53,6 +53,10 @@
 %{!?selinux:%global selinux 1}
 %{!?runselftest:%global runselftest 1}
 
+# do not fail on 32-bit architectures with globally enabled hardening, see the
+# FESCO ticket #1384 and rhbz#947022 for more info.
+%undefine _hardened_build
+
 # By default, patch(1) creates backup files when chunks apply with offsets.
 # Turn that off to ensure such files don't get included in RPMs.
 %global _default_patch_flags --no-backup-if-mismatch
@@ -1194,6 +1198,7 @@ fi
 %changelog
 * Thu May 21 2015 Pavel Raiskup <praiskup@redhat.com> - 9.4.1-4
 - make the %%check phase more verbose for FAIL cases
+- don't FTBFS on f23+ where hardening is on by default
 
 * Wed Mar 25 2015 Jozef Mlich <jmlich@redhat.com> - 9.4.1-3
 - update to postgresql-setup 3.3