diff --git a/textproc/sdcv/Makefile b/textproc/sdcv/Makefile
index faae8459cefc..a0433c5adc83 100644
--- a/textproc/sdcv/Makefile
+++ b/textproc/sdcv/Makefile
@@ -1,40 +1,41 @@
 PORTNAME=	sdcv
 DISTVERSIONPREFIX=	v
 DISTVERSION=	0.5.5
+PORTREVISION=	1
 CATEGORIES=	textproc
 
 MAINTAINER=	citrin@citrin.ru
 COMMENT=	Text-based utility for work with dictionaries in StarDict's format #'
 WWW=		https://dushistov.github.io/sdcv/
 
 LICENSE=	GPLv2+
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 TEST_DEPENDS=	jq>0:textproc/jq
 
 USES=		cmake compiler:c++11-lang gnome pkgconfig readline
 USE_GITHUB=	yes
 GH_ACCOUNT=	Dushistov
 USE_GNOME=	glib20
 
 CMAKE_ON=	BUILD_TESTS
 TEST_TARGET=	test
 
 SUB_FILES=	pkg-message
 
 OPTIONS_DEFINE=	NLS
 OPTIONS_SUB=	yes
 
 NLS_USES=	gettext
 NLS_CMAKE_OFF=	-DENABLE_NLS:BOOL=OFF
 
 post-patch:
 .for i in doc/sdcv.1 src/sdcv.cpp
 	@${REINPLACE_CMD} -e \
 		's|/usr/share|${PREFIX}/share|' ${WRKSRC}/${i}
 .endfor
 
 post-build-NLS-on:
 	cd ${BUILD_WRKSRC} && ${MAKE_CMD} lang
 
 .include <bsd.port.mk>
diff --git a/textproc/sdcv/files/patch-src_stardict__lib.cpp b/textproc/sdcv/files/patch-src_stardict__lib.cpp
new file mode 100644
index 000000000000..25723fa60592
--- /dev/null
+++ b/textproc/sdcv/files/patch-src_stardict__lib.cpp
@@ -0,0 +1,19 @@
+--- src/stardict_lib.cpp.orig	2023-04-18 18:47:55 UTC
++++ src/stardict_lib.cpp
+@@ -1047,12 +1047,12 @@ bool Libs::LookupSimilarWord(const gchar *sWord, std::
+         }
+         // Upper the first character and lower others.
+         if (!bFound) {
+-            gchar *nextchar = g_utf8_next_char(sWord);
++            const gchar *nextchar = g_utf8_next_char(sWord);
+             gchar *firstchar = g_utf8_strup(sWord, nextchar - sWord);
+-            nextchar = g_utf8_strdown(nextchar, -1);
+-            casestr = g_strdup_printf("%s%s", firstchar, nextchar);
++            gchar *nextDownchar = g_utf8_strdown(nextchar, -1);
++            casestr = g_strdup_printf("%s%s", firstchar, nextDownchar);
+             g_free(firstchar);
+-            g_free(nextchar);
++            g_free(nextDownchar);
+             if (strcmp(casestr, sWord)) {
+                 if (oLib[iLib]->Lookup(casestr, iWordIndices))
+                     bFound = true;