Index: head/math/acalc/Makefile
===================================================================
--- head/math/acalc/Makefile	(revision 494181)
+++ head/math/acalc/Makefile	(revision 494182)
@@ -1,33 +1,32 @@
 # $FreeBSD$
 
 PORTNAME=	acalc
-PORTVERSION=	0.21
-DISTVERSIONPREFIX=	${PORTNAME}-
+PORTVERSION=	0.22
+DISTVERSIONPREFIX=	v
 CATEGORIES=	math
 
 MAINTAINER=	andrey.nik.ponomarenko@gmail.com
-COMMENT=	Simple and pretty Qt4-based expression calculator
+COMMENT=	Simple and pretty Qt5-based expression calculator
 
 LICENSE=	BSD4CLAUSE
 
-DEPRECATED=		Qt4 has been EOL since december 2015
-EXPIRATION_DATE=	2019-03-15
+USES=		qmake compiler:c++14-lang qt:5 tar:xz
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	anpp
 
-USES=		qmake qt:4
-USE_QT=		corelib gui moc_build rcc_build uic_build
+USE_QT=		core gui widgets buildtools_build linguisttools_build qmake_build
+
 WRKSRC_SUBDIR=	aCalc/aCalc
 
 PLIST_FILES=	bin/acalc share/pixmaps/Calculator-50.png
 
 DESKTOP_ENTRIES="acalc" "" "${PREFIX}/share/pixmaps/Calculator-50.png" \
 		"${PORTNAME}" "" ""
 
 do-install:
 	${INSTALL_PROGRAM} ${WRKSRC}/acalc ${STAGEDIR}${PREFIX}/bin
 	${INSTALL_DATA} ${WRKSRC}/Icons/Calculator-50.png \
 		${STAGEDIR}${PREFIX}/share/pixmaps
 
 .include <bsd.port.mk>
Index: head/math/acalc/distinfo
===================================================================
--- head/math/acalc/distinfo	(revision 494181)
+++ head/math/acalc/distinfo	(revision 494182)
@@ -1,3 +1,3 @@
-TIMESTAMP = 1481206796
-SHA256 (anpp-acalc-acalc-0.21_GH0.tar.gz) = 0c4f0680a2e87ff7e7814c867c5ca8e3b31edfd36ce996912628bae913c6530c
-SIZE (anpp-acalc-acalc-0.21_GH0.tar.gz) = 52961
+TIMESTAMP = 1550175206
+SHA256 (anpp-acalc-v0.22_GH0.tar.gz) = f9036520498af3129c5b1eaab371835da59d85123d7847a791e8cf17cf5f889d
+SIZE (anpp-acalc-v0.22_GH0.tar.gz) = 52940
Index: head/math/acalc/pkg-descr
===================================================================
--- head/math/acalc/pkg-descr	(revision 494181)
+++ head/math/acalc/pkg-descr	(revision 494182)
@@ -1,5 +1,5 @@
-Acalc is simple and pretty expression calculator, based on Qt 4 toolkit.
+Acalc is simple and pretty expression calculator, based on Qt 5 toolkit.
 It offers standard functions (sin, asinh, etc.), pre-defined constants,
 variables, hex/octal/binary I/O, original and user-friendly interface.
 
 WWW: https://github.com/anpp/acalc