diff --git a/tcsh.spec b/tcsh.spec
index befb27d..c0640fe 100644
--- a/tcsh.spec
+++ b/tcsh.spec
@@ -20,6 +20,16 @@ BuildRequires:    gettext-devel
 BuildRequires:    git
 BuildRequires:    ncurses-devel
 
+# GLOBAL MACROS:
+# --------------
+
+# Some people use tcsh as their login shell, which might be long running.
+# Koji should override the compilation flags and add the -fPIC or -fPIE flags by
+# default. This is here just in case - for some unexpected resons.
+# For more info: https://fedoraproject.org/wiki/Packaging:Guidelines#PIE
+%global _hardened_build 1
+
+# =============================================================================
 
 # NOTE: 'autosetup' macro (below) uses 'git' for applying the patches:
 #       ->> All the patches should be provided in 'git format-patch' format.