diff --git a/config.h b/config.h
index 31f9653..e2a493f 100644
--- a/config.h
+++ b/config.h
@@ -6,6 +6,7 @@
 # define NOBODY_USER "nobody"
 #endif
 
+#define DEFAULT_CA_FILE "/etc/ssl/certs/ca-certificates.crt"
 /*
  * You can define this if your system has its /var/empty elsewhere.
  */