diff --git a/net/scamper/Makefile b/net/scamper/Makefile
index a75a1cc4915e..6163662756ee 100644
--- a/net/scamper/Makefile
+++ b/net/scamper/Makefile
@@ -1,46 +1,46 @@
 PORTNAME=	scamper
-DISTVERSION=	20260105
+DISTVERSION=	20260331
 CATEGORIES=	net
 MASTER_SITES=	https://www.caida.org/catalog/software/scamper/code/
 DISTNAME=	${PORTNAME}-cvs-${DISTVERSION}
 
 MAINTAINER=	mjl@luckie.org.nz
 COMMENT=	Tool for parallelised IPv4 and IPv6 measurement
 WWW=		https://www.caida.org/tools/measurement/scamper/
 
 LICENSE=	GPLv2
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 USES+=		gmake libtool ssl
 USE_LDCONFIG=	yes
 GNU_CONFIGURE=	yes
 INSTALL_TARGET=	install-strip
 
 SLAVE_PORT?=	no
 
 .if ${SLAVE_PORT} == no
 
 OPTIONS_DEFINE=	HOIHO MINRTT SUID_SCAMPER UPTIME
 OPTIONS_SUB=	yes
 
 HOIHO_DESC=		Install sc_hoiho
 MINRTT_DESC=		Install sc_minrtt
 SUID_SCAMPER_DESC=	Install scamper with setuid bit to allow non-root use
 UPTIME_DESC=		Install sc_uptime
 
 HOIHO_LIB_DEPENDS=	libpcre2-8.so:devel/pcre2
 HOIHO_USES=		localbase:ldflags
 HOIHO_CONFIGURE_ENABLE=	sc_hoiho
 HOIHO_CONFIGURE_WITH=	pcre2
 
 MINRTT_LIB_DEPENDS=	libpcre2-8.so:devel/pcre2
 MINRTT_USES=		localbase:ldflags sqlite:3
 MINRTT_CONFIGURE_ENABLE=	sc_minrtt
 MINRTT_CONFIGURE_WITH=	pcre2
 
 UPTIME_USES=		localbase:ldflags sqlite:3
 UPTIME_CONFIGURE_ENABLE=	sc_uptime
 
 .endif # ${SLAVE_PORT} == no
 
 .include <bsd.port.mk>
diff --git a/net/scamper/distinfo b/net/scamper/distinfo
index d725d473ab9d..9e3fea66c038 100644
--- a/net/scamper/distinfo
+++ b/net/scamper/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1767567131
-SHA256 (scamper-cvs-20260105.tar.gz) = 31aeb84f82019052d12d85ebbf275ff1a1d465c0a80d1283e973445cbbbb75d7
-SIZE (scamper-cvs-20260105.tar.gz) = 3380234
+TIMESTAMP = 1774908325
+SHA256 (scamper-cvs-20260331.tar.gz) = 1bd3a025dc8ded231df2fd72c92c5b85fc1e389af6e9cb020c02067b811a9917
+SIZE (scamper-cvs-20260331.tar.gz) = 3396971
diff --git a/net/scamper/pkg-plist b/net/scamper/pkg-plist
index 911b5a476943..fa94cec0b2bb 100644
--- a/net/scamper/pkg-plist
+++ b/net/scamper/pkg-plist
@@ -1,87 +1,87 @@
 %%SUID_SCAMPER%%@(,,4555) bin/scamper
 %%NO_SUID_SCAMPER%%bin/scamper
 bin/sc_ally
 bin/sc_analysis_dump
 bin/sc_attach
 bin/sc_bdrmap
 bin/sc_erosprober
 bin/sc_filterpolicy
 %%HOIHO%%bin/sc_hoiho
 bin/sc_ipiddump
 %%MINRTT%%bin/sc_minrtt
 bin/sc_pinger
 bin/sc_prefixprober
 bin/sc_prefixscan
 bin/sc_radargun
 bin/sc_remoted
 bin/sc_speedtrap
 bin/sc_tbitblind
 bin/sc_tbitpmtud
 bin/sc_tracediff
 bin/sc_ttlexp
 %%UPTIME%%bin/sc_uptime
 bin/sc_warts2csv
 bin/sc_warts2json
 bin/sc_warts2pcap
 bin/sc_warts2text
 bin/sc_wartscat
 bin/sc_wartsdump
 bin/sc_wartsfilter
 bin/sc_wartsfix
 lib/libscamperctrl.a
 lib/libscamperctrl.so.4
-lib/libscamperctrl.so.4.2.0
+lib/libscamperctrl.so.4.2.1
 lib/libscamperctrl.so
 lib/libscamperfile.a
 lib/libscamperfile.so.13
-lib/libscamperfile.so.13.5.0
+lib/libscamperfile.so.13.6.0
 lib/libscamperfile.so
 share/man/man1/sc_ally.1.gz
 share/man/man1/sc_analysis_dump.1.gz
 share/man/man1/sc_attach.1.gz
 share/man/man1/sc_bdrmap.1.gz
 share/man/man1/sc_erosprober.1.gz
 share/man/man1/sc_filterpolicy.1.gz
 %%HOIHO%%share/man/man1/sc_hoiho.1.gz
 share/man/man1/sc_ipiddump.1.gz
 %%MINRTT%%share/man/man1/sc_minrtt.1.gz
 share/man/man1/sc_pinger.1.gz
 share/man/man1/sc_prefixprober.1.gz
 share/man/man1/sc_prefixscan.1.gz
 share/man/man1/sc_radargun.1.gz
 share/man/man1/sc_remoted.1.gz
 share/man/man1/sc_speedtrap.1.gz
 share/man/man1/sc_tbitblind.1.gz
 share/man/man1/sc_tbitpmtud.1.gz
 share/man/man1/sc_tracediff.1.gz
 share/man/man1/sc_ttlexp.1.gz
 %%UPTIME%%share/man/man1/sc_uptime.1.gz
 share/man/man1/sc_warts2csv.1.gz
 share/man/man1/sc_warts2json.1.gz
 share/man/man1/sc_warts2pcap.1.gz
 share/man/man1/sc_warts2text.1.gz
 share/man/man1/sc_wartscat.1.gz
 share/man/man1/sc_wartsdump.1.gz
 share/man/man1/sc_wartsfilter.1.gz
 share/man/man1/sc_wartsfix.1.gz
 share/man/man1/scamper.1.gz
 share/man/man3/libscamperctrl.3.gz
 share/man/man3/libscamperfile.3.gz
 share/man/man5/warts.5.gz
 include/libscamperctrl.h
 include/scamper_addr.h
 include/scamper_dealias.h
 include/scamper_file.h
 include/scamper_host.h
 include/scamper_http.h
 include/scamper_icmpext.h
 include/scamper_list.h
 include/scamper_owamp.h
 include/scamper_neighbourdisc.h
 include/scamper_ping.h
 include/scamper_sniff.h
 include/scamper_sting.h
 include/scamper_tbit.h
 include/scamper_trace.h
 include/scamper_tracelb.h
 include/scamper_udpprobe.h