diff --git a/lfs/postfix b/lfs/postfix
index bbb9b0ca4..5866b97d8 100644
--- a/lfs/postfix
+++ b/lfs/postfix
@@ -36,6 +36,9 @@ PAK_VER    = 6
 
 DEPS       = "amavisd mysql"
 
+# Fake kernel release
+export UTS_RELEASE = 2.6.32-ipfire
+
 ###############################################################################
 # Top-level Rules
 ###############################################################################
diff --git a/make.sh b/make.sh
index ca5d1a353..bd6ea10b5 100755
--- a/make.sh
+++ b/make.sh
@@ -611,7 +611,7 @@ buildipfire() {
   ipfiremake screen
   ipfiremake smartmontools
   ipfiremake htop
-#  ipfiremake postfix               # unknown system type linux 3.2.x
+  ipfiremake postfix
   ipfiremake fetchmail
   ipfiremake cyrus-imapd
   ipfiremake openmailadmin