diff --git a/refpolicy/Changelog b/refpolicy/Changelog
index bea36d098..701003051 100644
--- a/refpolicy/Changelog
+++ b/refpolicy/Changelog
@@ -1,3 +1,4 @@
+- Add rhel4 distro, which also implies redhat distro.
 - Remove unneeded range_transition for su_exec_t and move the
   type declaration back to the su module.
 - Constrain transitions in MCS so unconfined_t cannot have
diff --git a/refpolicy/Makefile b/refpolicy/Makefile
index 0e7054d97..e6517b358 100644
--- a/refpolicy/Makefile
+++ b/refpolicy/Makefile
@@ -168,6 +168,11 @@ ifneq ($(DISTRO),)
 	M4PARAM += -D distro_$(DISTRO)
 endif
 
+# rhel4 also implies redhat
+ifeq "$(DISTRO)" "rhel4"
+	M4PARAM += -D distro_redhat
+endif
+
 # enable polyinstantiation
 ifeq ($(POLY),y)
 	M4PARAM += -D enable_polyinstantiation
diff --git a/refpolicy/build.conf b/refpolicy/build.conf
index a5d3a92e9..7bfd7e720 100644
--- a/refpolicy/build.conf
+++ b/refpolicy/build.conf
@@ -27,7 +27,7 @@ NAME = refpolicy
 # for programs or configurations specific to the
 # distribution.  Setting this will enable options
 # for the distribution.
-# redhat, gentoo, debian, and suse are current options.
+# redhat, gentoo, debian, suse, and rhel4 are current options.
 # Fedora users should enable redhat.
 #DISTRO = redhat