diff --git a/createhdds.py b/createhdds.py
index 2a280ca..33a7da1 100755
--- a/createhdds.py
+++ b/createhdds.py
@@ -247,7 +247,7 @@ class VirtBuilderImage(object):
             # and bail if it's hit.
             try:
                 logger.info("Booting image to trigger SELinux relabel...")
-                child = pexpect.spawnu("qemu-kvm -m 2G -nographic {0}".format(tmpfile), timeout=300)
+                child = pexpect.spawnu("qemu-kvm -m 2G -nographic {0}".format(tmpfile), timeout=600)
                 child.expect(u"localhost login:")
                 child.sendline(u"root")
                 child.expect(u"Password:")