diff --git a/src/dnsmasq.c b/src/dnsmasq.c
index b1a0964..937fb2b 100644
--- a/src/dnsmasq.c
+++ b/src/dnsmasq.c
@@ -98,7 +98,10 @@
   
 #ifdef HAVE_DNSSEC
   if (option_bool(OPT_DNSSEC_VALID))
-    daemon->keyname = safe_malloc(MAXDNAME);
+    {
+      daemon->keyname = safe_malloc(MAXDNAME);
+      daemon->workspacename = safe_malloc(MAXDNAME);
+    }
 #endif
 
 #ifdef HAVE_DHCP