diff --git a/textproc/sdcv/Makefile b/textproc/sdcv/Makefile
index faae8459cefc..a0433c5adc83 100644
--- a/textproc/sdcv/Makefile
+++ b/textproc/sdcv/Makefile
@@ -1,6 +1,7 @@
 PORTNAME=	sdcv
 DISTVERSIONPREFIX=	v
 DISTVERSION=	0.5.5
+PORTREVISION=	1
 CATEGORIES=	textproc
 
 MAINTAINER=	citrin@citrin.ru
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;