diff --git a/java/jcalendar/Makefile b/java/jcalendar/Makefile
index d6892b34d01e..ea052c092834 100644
--- a/java/jcalendar/Makefile
+++ b/java/jcalendar/Makefile
@@ -1,37 +1,36 @@
 PORTNAME=	jcalendar
 PORTVERSION=	1.3.3
-PORTREVISION=	3
+PORTREVISION=	4
 CATEGORIES=	java misc
 MASTER_SITES=	http://www.toedter.com/download/
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Java Date Chooser
 WWW=		https://www.toedter.com/en/jcalendar/
 
 USES=		java:ant,run zip
-JAVA_VERSION=	8
 
 WRKSRC=		${WRKDIR}/src
 PLIST_FILES=	%%JAVAJARDIR%%/${PORTNAME}.jar \
 		%%JAVAJARDIR%%/looks-2.0.1.jar
 
 ###
 # has a potential conflict with devel/looks, both install a looksXXX.jar
 ###
 
 PORTDOCS=	*
 
 OPTIONS_DEFINE=	DOCS
 
 post-build:
 	cd ${WRKDIR}/build && \
 		${JAR} cmf ${WRKSRC}/${PORTNAME}.manifest \
 			${WRKDIR}/build/${PORTNAME}.jar *
 
 do-install:
 	${INSTALL_DATA} ${WRKDIR}/build/${PORTNAME}.jar ${STAGEDIR}${JAVAJARDIR}
 	${INSTALL_DATA} ${WRKDIR}/lib/looks-2.0.1.jar ${STAGEDIR}${JAVAJARDIR}
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	(cd ${WRKDIR}/doc && ${COPYTREE_SHARE} . ${STAGEDIR}${DOCSDIR})
 
 .include <bsd.port.mk>
diff --git a/java/jcalendar/files/patch-build.xml b/java/jcalendar/files/patch-build.xml
new file mode 100644
index 000000000000..f2c44ec7874c
--- /dev/null
+++ b/java/jcalendar/files/patch-build.xml
@@ -0,0 +1,10 @@
+--- build.xml.orig	2026-04-08 20:26:56 UTC
++++ build.xml
+@@ -73,7 +73,6 @@
+ 		       debug="off"
+ 		       deprecation="on"
+ 		       optimize="on"
+-		       source="1.4"
+ 		/>
+ 	</target>
+