diff --git a/lang/picolisp/Makefile b/lang/picolisp/Makefile
index 6254decd555a..5897a42a64f8 100644
--- a/lang/picolisp/Makefile
+++ b/lang/picolisp/Makefile
@@ -1,46 +1,48 @@
 PORTNAME=	picolisp
-PORTVERSION=	25.6
+PORTVERSION=	25.9
 CATEGORIES=	lang
 MASTER_SITES=	https://software-lab.de/
 DISTNAME=	picoLisp-${PORTVERSION}
 
 MAINTAINER=	gahr@FreeBSD.org
 COMMENT=	Minimal Lisp interpreter with a focus on simplicity
 WWW=		https://picolisp.com
 
 LICENSE=	MIT
 
 ONLY_FOR_ARCHS=	amd64
 
 LIB_DEPENDS=	libffi.so:devel/libffi
 
 USES=		gmake llvm:min=11,lib pkgconfig readline ssl tar:tgz
 
 WRKSRC=		${WRKDIR}/pil21/src
 
 post-patch:
 	${REINPLACE_CMD} \
 		-e 's|clang|clang${LLVM_VERSION}|' \
 		-e 's|opt|opt${LLVM_VERSION}|' \
 		-e 's|llc|llc${LLVM_VERSION}|' \
 		-e 's|llvm-link|llvm-link${LLVM_VERSION}|' \
 		-e 's|llvm-config|${LLVM_CONFIG}|' \
 		-e '/^.SILENT:/d' \
+		-e '52s|$$| `pkg-config --cflags readline libffi`|' \
 		${WRKSRC}/Makefile
 	${REINPLACE_CMD} -i '' -e 's|/usr|${PREFIX}|g' ${WRKSRC}/../bin/*
 
 post-build:
 	${GZIP_CMD} ${WRKSRC}/../man/man1/picolisp.1 ${WRKSRC}/../man/man1/pil.1
 
 do-install:
 	${MKDIR} ${STAGEDIR}${PREFIX}/lib/picolisp
+	${RM} ${WRKSRC}/../soTest.c
 	cd ${WRKSRC}/.. && ${COPYTREE_SHARE} . ${STAGEDIR}${PREFIX}/lib/picolisp "! -name '*.bak'"
 	${RM} -r ${STAGEDIR}${PREFIX}/lib/picolisp/src
 	${FIND} ${STAGEDIR}${PREFIX}/lib/picolisp/bin -exec ${CHMOD} a+x {} \;
 	${LN} -s ../lib/picolisp/bin/picolisp ${STAGEDIR}${PREFIX}/bin/
 	${LN} -s ../lib/picolisp/bin/pil ${STAGEDIR}${PREFIX}/bin/
 	${MKDIR} ${STAGEDIR}${PREFIX}/share/man/man1
 	${LN} -s ../../lib/picolisp/man/man1/picolisp.1.gz ${STAGEDIR}/${PREFIX}/share/man/man1
 	${LN} -s ../../lib/picolisp/man/man1/pil.1.gz ${STAGEDIR}/${PREFIX}/share/man/man1
 
 .include <bsd.port.mk>
diff --git a/lang/picolisp/distinfo b/lang/picolisp/distinfo
index 9a8c042c4f7f..46f942ab954a 100644
--- a/lang/picolisp/distinfo
+++ b/lang/picolisp/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1751748423
-SHA256 (picoLisp-25.6.tgz) = 6d6eb2c77d32568f69400e25b24e342de3df04d9675ed0ce75377ecd28e12133
-SIZE (picoLisp-25.6.tgz) = 1104680
+TIMESTAMP = 1762354531
+SHA256 (picoLisp-25.9.tgz) = 904122dd74aee62791211dff64ffd1490ae9849efcd0c6babbec4c21d1536de7
+SIZE (picoLisp-25.9.tgz) = 1335550