diff --git a/graphics/gifsicle/Makefile b/graphics/gifsicle/Makefile
index 2d2145818d45..22837c216183 100644
--- a/graphics/gifsicle/Makefile
+++ b/graphics/gifsicle/Makefile
@@ -1,21 +1,25 @@
-# New ports collection makefile for:   gifsicle
-# Date created:                19 December 1998
-# Whom:                        Brad Hendrickse <bradh@iafrica.com>
+# New ports collection makefile for:	gifsicle
+# Date created:			19 December 1998
+# Whom:				Brad Hendrickse <bradh@iafrica.com>
 #
 # $FreeBSD$
 #
 
 PORTNAME=	gifsicle
-PORTVERSION=	1.20
+PORTVERSION=	1.23
 CATEGORIES=	graphics
 MASTER_SITES=	http://www.lcdf.org/gifsicle/
 
 MAINTAINER=	bradh@uunet.co.za
 
+USE_XLIB=	yes
+GNU_CONFIGURE=	yes
+
 MAN1=		gifdiff.1 gifsicle.1 gifview.1
 
-GNU_CONFIGURE=	yes
-USE_XLIB=	yes
+.if !defined(HAVE_UNISYS_LICENSE)
+CONFIGURE_ARGS+=	--enable-ungif
+.endif
 
 post-install:
 .if !defined(NOPORTDOCS)
diff --git a/graphics/gifsicle/distinfo b/graphics/gifsicle/distinfo
index 6c7ad4f4e6f0..a67e1e75d509 100644
--- a/graphics/gifsicle/distinfo
+++ b/graphics/gifsicle/distinfo
@@ -1 +1 @@
-MD5 (gifsicle-1.20.tar.gz) = ac80d69dc9bceb754075f80d753c53c3
+MD5 (gifsicle-1.23.tar.gz) = 9196038c5f42e7594d62d52cf67c7724