diff --git a/config/general.h b/config/general.h
index 314072b9..d95afe7d 100644
--- a/config/general.h
+++ b/config/general.h
@@ -204,6 +204,9 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
 				 * registers when iPXE traps to it due to
 				 * privileged instructions */
 
+#undef OCSP_CHECK /* Disable OCSP */
+#define OCSP_ENABLED 0  /* Disable OCSP */
+
 #include <config/named.h>
 #include NAMED_CONFIG(general.h)
 #include <config/local/general.h>