diff --git a/converters/utf8proc/Makefile b/converters/utf8proc/Makefile
index 97fa29fa5844..c36834e9d1c3 100644
--- a/converters/utf8proc/Makefile
+++ b/converters/utf8proc/Makefile
@@ -1,6 +1,6 @@
-# $NetBSD: Makefile,v 1.16 2022/10/31 11:01:05 micha Exp $
+# $NetBSD: Makefile,v 1.17 2023/10/23 14:04:18 micha Exp $
 
-DISTNAME=	utf8proc-2.8.0
+DISTNAME=	utf8proc-2.9.0
 CATEGORIES=	converters
 MASTER_SITES=	${MASTER_SITE_GITHUB:=JuliaLang/}
 GITHUB_TAG=	v${PKGVERSION_NOREV}
@@ -10,14 +10,15 @@ HOMEPAGE=	https://julialang.org/utf8proc/
 COMMENT=	C library for processing Unicode data
 LICENSE=	mit
 
-USE_LANGUAGES=	c99
-USE_LIBTOOL=	yes
+FORCE_C_STD=		c99
+USE_CC_FEATURES+=	c99
+USE_LIBTOOL=		yes
 
 INSTALLATION_DIRS=	include lib lib/pkgconfig
 
 # Use ABI version from CMakeLists.txt to stay compatible with cmake builds
-MAJOR=	2
-MINOR=	6
+MAJOR=	3
+MINOR=	0
 PATCH=	0
 
 do-configure:
diff --git a/converters/utf8proc/buildlink3.mk b/converters/utf8proc/buildlink3.mk
index 777c5feeea85..26eccc863c95 100644
--- a/converters/utf8proc/buildlink3.mk
+++ b/converters/utf8proc/buildlink3.mk
@@ -1,11 +1,14 @@
-# $NetBSD: buildlink3.mk,v 1.1 2018/04/30 19:31:47 minskim Exp $
+# $NetBSD: buildlink3.mk,v 1.2 2023/10/23 14:04:18 micha Exp $
 
 BUILDLINK_TREE+=	utf8proc
 
 .if !defined(UTF8PROC_BUILDLINK3_MK)
 UTF8PROC_BUILDLINK3_MK:=
 
+USE_CC_FEATURES+=	c99
+
 BUILDLINK_API_DEPENDS.utf8proc+=	utf8proc>=2.1.1
+BUILDLINK_ABI_DEPENDS.utf8proc+=	utf8proc>=2.9.0
 BUILDLINK_PKGSRCDIR.utf8proc?=		../../converters/utf8proc
 .endif	# UTF8PROC_BUILDLINK3_MK
 
diff --git a/converters/utf8proc/distinfo b/converters/utf8proc/distinfo
index 7b0dcccd9840..b2dfbafa9b9f 100644
--- a/converters/utf8proc/distinfo
+++ b/converters/utf8proc/distinfo
@@ -1,5 +1,5 @@
-$NetBSD: distinfo,v 1.13 2022/10/31 11:01:05 micha Exp $
+$NetBSD: distinfo,v 1.14 2023/10/23 14:04:18 micha Exp $
 
-BLAKE2s (utf8proc-2.8.0.tar.gz) = 9a3c8618541a3a55dd7e08526398ebf58742728230396ec66c9fa4116a6991ec
-SHA512 (utf8proc-2.8.0.tar.gz) = 4b9853fc95db38bee1d7435bef219907e25b249e0c2ec26f7096b8506ab2a139a8d4b71f7133b7550bff59d8f997fe01c2957d362cad18d890ad82bcf158aa06
-Size (utf8proc-2.8.0.tar.gz) = 190310 bytes
+BLAKE2s (utf8proc-2.9.0.tar.gz) = 8aabb9fefa1b28242ca773965fd441912a8a149fcbbf1c7257d5d2c46e71f9af
+SHA512 (utf8proc-2.9.0.tar.gz) = 544ed59812279af4135e5622e2e77b3f067765df819cf8b78e679dfc481e9baa5a357a33c40426c5053c1d5107109e3c4c191ed83f3f7c4a6b1769d04b17715c
+Size (utf8proc-2.9.0.tar.gz) = 193465 bytes