diff --git a/contrib/telnet/libtelnet/pk.c b/contrib/telnet/libtelnet/pk.c
index 05b74f43d414..52efebad4693 100644
--- a/contrib/telnet/libtelnet/pk.c
+++ b/contrib/telnet/libtelnet/pk.c
@@ -164,7 +164,7 @@ genkeys(char *public, char *secret)
         MINT *pk = mp_itom(0);
         MINT *sk = mp_itom(0);
         MINT *tmp;
-        MINT *base = mp_itom(BASE);
+        MINT *base = mp_itom((short)BASE);
         MINT *root = mp_itom(PROOT);
         MINT *modulus = mp_xtom(HEXMODULUS);
         short r;
diff --git a/usr.bin/newkey/generic.c b/usr.bin/newkey/generic.c
index 3626960f9540..368b051155a4 100644
--- a/usr.bin/newkey/generic.c
+++ b/usr.bin/newkey/generic.c
@@ -82,7 +82,7 @@ genkeys(char *public, char *secret, char *pass)
 	MINT *pk = mp_itom(0);
 	MINT *sk = mp_itom(0);
 	MINT *tmp;
-	MINT *base = mp_itom(BASE);
+	MINT *base = mp_itom((short)BASE);
 	MINT *root = mp_itom(PROOT);
 	MINT *modulus = mp_xtom(HEXMODULUS);
 	short r;