diff --git a/sys/src/libsec/port/dsaprimes.c b/sys/src/libsec/port/dsaprimes.c
index ec56326a4..f9533dca6 100644
--- a/sys/src/libsec/port/dsaprimes.c
+++ b/sys/src/libsec/port/dsaprimes.c
@@ -12,7 +12,7 @@
 static void
 Hrand(uchar *s)
 {
-	uint *u = (uint*)s;
+	u32int *u = (u32int*)s;
 	*u++ = fastrand();
 	*u++ = fastrand();
 	*u++ = fastrand();