diff --git a/cad/spice/Makefile b/cad/spice/Makefile
index 7c4d14f30323..7dadd8d9a985 100644
--- a/cad/spice/Makefile
+++ b/cad/spice/Makefile
@@ -10,7 +10,6 @@ PORTVERSION=	3f5.2
 CATEGORIES=	cad
 MASTER_SITES=	ftp://ic.eecs.berkeley.edu/pub/Spice3/:sources	\
 		ftp://ic.eecs.berkeley.edu/pub/Spice3/um.3f3.ps/:docs
-EXTRACT_SUFX=	.tar.Z
 DISTFILES=	sp3f4.kit${EXTRACT_SUFX}:sources	\
 		cp.ps:docs toc.ps:docs doc.ps:docs
 DIST_SUBDIR=	spice
diff --git a/cad/spice/distinfo b/cad/spice/distinfo
index 56a0985df495..51b5556125ef 100644
--- a/cad/spice/distinfo
+++ b/cad/spice/distinfo
@@ -1,4 +1,4 @@
-MD5 (spice/sp3f4.kit.tar.Z) = d55eb08a7f523248b1b509092a444aeb
+MD5 (spice/sp3f4.kit.tar.gz) = 744e61c241adedb0553a74f8df6779c1
 MD5 (spice/cp.ps) = ee9065de6e11e82fa3fe34318c2373fc
 MD5 (spice/toc.ps) = f84ccdd9ca423e112ec68121a86c032c
 MD5 (spice/doc.ps) = bcea417f3bde8543f428785bfb5a4d62