diff --git a/contrib/dlz/example/dlz_minimal.h b/contrib/dlz/example/dlz_minimal.h
index a1fc7952d5..bfad3b2ad0 100644
--- a/contrib/dlz/example/dlz_minimal.h
+++ b/contrib/dlz/example/dlz_minimal.h
@@ -44,6 +44,7 @@ typedef uint32_t dns_ttl_t;
 /* result codes */
 #define ISC_R_SUCCESS			0
 #define ISC_R_NOMEMORY			1
+#define ISC_R_NOPERM			6
 #define ISC_R_NOTFOUND			23
 #define ISC_R_FAILURE			25