diff --git a/CHANGES.md b/CHANGES.md
index bf90fca4c..fa50813b9 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,6 +1,14 @@
 # Major changes to the IOCCC entry toolkit
 
 
+## Release 2.11.1 2025-12-20
+
+Typo fix in `txzchk`.
+
+Changed `MIN_TXZCHK_VERSION` to `"2.1.0 2025-11-18"`.
+Updated `TXZCHK_VERSION` to `"2.1.1 2025-12-20"`.
+
+
 ## Release 2.11.0 2025-11-30
 
 Update `IOCCC_REGISTER_URL` to "https://www.freelists.org/list/ioccc29-reg".
diff --git a/soup/version.h b/soup/version.h
index 5a275735c..36f9af07c 100644
--- a/soup/version.h
+++ b/soup/version.h
@@ -84,7 +84,7 @@
  *
  * NOTE: This should match the latest Release string in CHANGES.md
  */
-#define MKIOCCCENTRY_REPO_VERSION "2.11.0 2015-11-30"	/* special release format: major.minor[.patch] YYYY-MM-DD */
+#define MKIOCCCENTRY_REPO_VERSION "2.11.1 2015-12-20"	/* special release format: major.minor[.patch] YYYY-MM-DD */
 
 /*
  * official soup version (aka recipe :-) )
@@ -131,8 +131,8 @@
 /*
  * official txzchk version
  */
-#define TXZCHK_VERSION "2.1.0 2025-11-18"	/* format: major.minor[.patch] YYYY-MM-DD */
-#define MIN_TXZCHK_VERSION TXZCHK_VERSION
+#define TXZCHK_VERSION "2.1.1 2025-12-20"	/* format: major.minor[.patch] YYYY-MM-DD */
+#define MIN_TXZCHK_VERSION "2.1.0 2025-11-18"
 
 /*
  * official chkentry version
diff --git a/txzchk.c b/txzchk.c
index 639342543..ec9ed7f7f 100644
--- a/txzchk.c
+++ b/txzchk.c
@@ -1601,7 +1601,7 @@ check_tarball(char const *tar, char const *fnamchk)
 	errno = 0;		/* pre-clear errno for warnp() */
 	ret = setvbuf(input_stream, (char *)NULL, _IOLBF, 0);
 	if (ret != 0)
-	    warnp(TXZCHK_BASENAME, "is %s: setvbuf failed for %s", __func__, tarball_path);
+	    warnp(TXZCHK_BASENAME, "in %s: setvbuf failed for %s", __func__, tarball_path);
 
     } else {
 	/*