diff --git a/keyimport.c b/keyimport.c
index 9c74cdb..e88ef46 100644
--- a/keyimport.c
+++ b/keyimport.c
@@ -909,6 +909,7 @@ static int openssh_write(const char *filename, sign_key *key,
 #if DROPBEAR_DSS
 	if (key->type == DROPBEAR_SIGNKEY_DSS) {
 		char zero[1];
+		struct mpint_pos numbers[9];
 		int nnumbers = -1, seqlen;
 		/*
 		 * Fetch the key blobs.