diff --git a/astro/josm/Makefile b/astro/josm/Makefile
index 6539675d7c3a..f5cff9f2976a 100644
--- a/astro/josm/Makefile
+++ b/astro/josm/Makefile
@@ -1,51 +1,45 @@
 PORTNAME=	josm
-PORTVERSION=	18543
+PORTVERSION=	18565
 CATEGORIES=	astro java
 MASTER_SITES=	https://josm.openstreetmap.de/download/
 DISTNAME=	${PORTNAME}-snapshot-${PORTVERSION}.jar
 EXTRACT_SUFX=	# empty
 
 MAINTAINER=	amdmi3@FreeBSD.org
 COMMENT=	Comprehensive editor for OpenStreetMap.org database
 WWW=		https://josm.openstreetmap.de/
 
 LICENSE=	GPLv2+
 
 PORTSCOUT=	ignore:1
 
 NO_WRKSUBDIR=	yes
 
 USES=		zip:infozip
 USE_JAVA=	yes
 JAVA_VERSION=	1.8+
 
-JOSM_MEMORY_LIMIT?=1024
-
 NO_BUILD=	yes
 NO_ARCH=	yes
 
 SUB_FILES=	josm.sh
-SUB_LIST=	JARNAME=${DISTNAME} JOSM_MEMORY_LIMIT=${JOSM_MEMORY_LIMIT}
+SUB_LIST=	JARNAME=${DISTNAME}
 
 PLIST_FILES=	bin/josm \
 		${JAVAJARDIR:C,${PREFIX}/?,,}/${DISTNAME} \
 		share/pixmaps/josm.png
 
 DESKTOP_ENTRIES="JOSM" \
 		"" \
 		"${PORTNAME}" \
 		"${PORTNAME}" \
 		"Education;Geoscience;Maps;" \
 		true
 
-pre-everything::
-	@${ECHO_CMD} "You can change limit of memory available to josm by defining"
-	@${ECHO_CMD} "JOSM_MEMORY_LIMIT variable in /etc/make.conf. Default is 1024 (MB)."
-
 do-install:
 	@${MKDIR} ${STAGEDIR}${JAVAJARDIR}/
 	${INSTALL_DATA} ${DISTDIR}/${DISTNAME} ${STAGEDIR}${JAVAJARDIR}/
 	${INSTALL_SCRIPT} ${WRKDIR}/josm.sh ${STAGEDIR}${PREFIX}/bin/josm
 	${INSTALL_DATA} ${WRKSRC}/images/logo_32x32x32.png ${STAGEDIR}${PREFIX}/share/pixmaps/josm.png
 
 .include <bsd.port.mk>
diff --git a/astro/josm/distinfo b/astro/josm/distinfo
index 93fee2225979..b0473ffe46a0 100644
--- a/astro/josm/distinfo
+++ b/astro/josm/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1661890859
-SHA256 (josm-snapshot-18543.jar) = 01099d07080e570b3c303017f22dcfedbb24debebd83bc778e10031b04566b67
-SIZE (josm-snapshot-18543.jar) = 16226510
+TIMESTAMP = 1664557171
+SHA256 (josm-snapshot-18565.jar) = b0bd2efe55f19891a7d11076ffa565d262cee45c8bad42244570f84ef649a7f6
+SIZE (josm-snapshot-18565.jar) = 16252369
diff --git a/astro/josm/files/josm.sh.in b/astro/josm/files/josm.sh.in
index c8af5c76d34d..b3705ab2d572 100644
--- a/astro/josm/files/josm.sh.in
+++ b/astro/josm/files/josm.sh.in
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 JAVA="%%LOCALBASE%%/bin/java"
 JARPATH="%%JAVALIBDIR%%"
 export JAVA_VERSION="%%JAVA_VERSION%%"
 
-exec "${JAVA}" -Xmx%%JOSM_MEMORY_LIMIT%%m -jar "${JARPATH}/%%JARNAME%%" "$@"
+exec "${JAVA}" -jar "${JARPATH}/%%JARNAME%%" "$@"