diff --git a/tcsh-6.17.06-dspmbyte.dif b/tcsh-6.17.06-dspmbyte.dif
index 59d1779..4f32249 100644
--- a/tcsh-6.17.06-dspmbyte.dif
+++ b/tcsh-6.17.06-dspmbyte.dif
@@ -21,7 +21,7 @@
  	autoset_dspmbyte(str2short(tcp));
 --- sh.func.c
 +++ sh.func.c	2021-04-27 07:36:57.210162751 +0000
-@@ -1420,14 +1420,6 @@ dosetenv(Char **v, struct command *c)
+@@ -1370,14 +1370,6 @@ dosetenv(Char **v, struct command *c)
      }
  #endif /* apollo */
  
@@ -36,7 +36,7 @@
      if (islocale_var(vp)) {
  #ifdef NLS
  	int     k;
-@@ -1452,6 +1444,13 @@ dosetenv(Char **v, struct command *c)
+@@ -1402,6 +1394,13 @@ dosetenv(Char **v, struct command *c)
  	nlsclose();
  	nlsinit();
  # endif /* NLS_CATALOGS */
diff --git a/tcsh-6.18.03-catalogs.dif b/tcsh-6.18.03-catalogs.dif
index c5d6d7d..3cd473e 100644
--- a/tcsh-6.18.03-catalogs.dif
+++ b/tcsh-6.18.03-catalogs.dif
@@ -1,11 +1,11 @@
 ---
  nls/Makefile.in |   48 ++++++++++++++++++++++++------------------------
- sh.c            |    6 +++---
- 2 files changed, 27 insertions(+), 27 deletions(-)
+ sh.c            |    9 ++++++---
+ 2 files changed, 30 insertions(+), 27 deletions(-)
 
 --- nls/Makefile.in
-+++ nls/Makefile.in	2015-05-04 14:58:34.999037547 +0000
-@@ -16,96 +16,96 @@ CATGEN=		${srcdir}/catgen
++++ nls/Makefile.in	2022-01-11 15:20:37.731596998 +0000
+@@ -18,96 +18,96 @@ CATGEN=		${srcdir}/catgen
  
  all: ${CATALOGS}
  
@@ -13,8 +13,8 @@
 -${localedir}/C/LC_MESSAGES/tcsh.cat:	C.cat
 +INSTALLED+=${localedir}/C/LC_MESSAGES/tcsh
 +${localedir}/C/LC_MESSAGES/tcsh:	C.cat
- 	mkdir -p $(@D)
- 	$(INSTALL) $> $^ $@
+ 	$(MKDIR_P) $(@D)
+ 	$(INSTALL_DATA) $> $^ $@
  
  C.cat: ${srcdir}/C/charset ${srcdir}/C/*set[0-9]*
  	@${CATGEN} $(GENCAT) $@ $^ $>
@@ -23,8 +23,8 @@
 -${localedir}/et/LC_MESSAGES/tcsh.cat:	et.cat
 +INSTALLED+=${localedir}/et/LC_MESSAGES/tcsh
 +${localedir}/et/LC_MESSAGES/tcsh:	et.cat
- 	mkdir -p $(@D)
- 	$(INSTALL) $> $^ $@
+ 	$(MKDIR_P) $(@D)
+ 	$(INSTALL_DATA) $> $^ $@
  
  et.cat: ${srcdir}/et/charset ${srcdir}/et/*set[0-9]*
  	@${CATGEN} $(GENCAT) $@ $^ $>
@@ -33,8 +33,8 @@
 -${localedir}/fi/LC_MESSAGES/tcsh.cat:	finnish.cat
 +INSTALLED+=${localedir}/fi/LC_MESSAGES/tcsh
 +${localedir}/fi/LC_MESSAGES/tcsh:	finnish.cat
- 	mkdir -p $(@D)
- 	$(INSTALL) $> $^ $@
+ 	$(MKDIR_P) $(@D)
+ 	$(INSTALL_DATA) $> $^ $@
  
  finnish.cat: ${srcdir}/finnish/charset ${srcdir}/finnish/*set[0-9]*
  	@${CATGEN} $(GENCAT) $@ $^ $>
@@ -43,8 +43,8 @@
 -${localedir}/fr/LC_MESSAGES/tcsh.cat:	french.cat
 +INSTALLED+=${localedir}/fr/LC_MESSAGES/tcsh
 +${localedir}/fr/LC_MESSAGES/tcsh:	french.cat
- 	mkdir -p $(@D)
- 	$(INSTALL) $> $^ $@
+ 	$(MKDIR_P) $(@D)
+ 	$(INSTALL_DATA) $> $^ $@
  
  french.cat: ${srcdir}/french/charset ${srcdir}/french/*set[0-9]*
  	@${CATGEN} $(GENCAT) $@ $^ $>
@@ -53,8 +53,8 @@
 -${localedir}/de/LC_MESSAGES/tcsh.cat:	german.cat
 +INSTALLED+=${localedir}/de/LC_MESSAGES/tcsh
 +${localedir}/de/LC_MESSAGES/tcsh:	german.cat
- 	mkdir -p $(@D)
- 	$(INSTALL) $> $^ $@
+ 	$(MKDIR_P) $(@D)
+ 	$(INSTALL_DATA) $> $^ $@
  
  german.cat: ${srcdir}/german/charset ${srcdir}/german/*set[0-9]*
  	@${CATGEN} $(GENCAT) $@ $^ $>
@@ -63,8 +63,8 @@
 -${localedir}/gr/LC_MESSAGES/tcsh.cat:	greek.cat
 +INSTALLED+=${localedir}/el_GR/LC_MESSAGES/tcsh
 +${localedir}/el_GR/LC_MESSAGES/tcsh:	greek.cat
- 	mkdir -p $(@D)
- 	$(INSTALL) $> $^ $@
+ 	$(MKDIR_P) $(@D)
+ 	$(INSTALL_DATA) $> $^ $@
  
  greek.cat: ${srcdir}/greek/charset ${srcdir}/greek/*set[0-9]*
  	@${CATGEN} $(GENCAT) $@ $^ $>
@@ -73,8 +73,8 @@
 -${localedir}/it/LC_MESSAGES/tcsh.cat:	italian.cat
 +INSTALLED+=${localedir}/it/LC_MESSAGES/tcsh
 +${localedir}/it/LC_MESSAGES/tcsh:	italian.cat
- 	mkdir -p $(@D)
- 	$(INSTALL) $> $^ $@
+ 	$(MKDIR_P) $(@D)
+ 	$(INSTALL_DATA) $> $^ $@
  
  italian.cat: ${srcdir}/italian/charset ${srcdir}/italian/*set[0-9]*
  	@${CATGEN} $(GENCAT) $@ $^ $>
@@ -83,8 +83,8 @@
 -${localedir}/ja/LC_MESSAGES/tcsh.cat:	ja.cat
 +INSTALLED+=${localedir}/ja/LC_MESSAGES/tcsh
 +${localedir}/ja/LC_MESSAGES/tcsh:	ja.cat
- 	mkdir -p $(@D)
- 	$(INSTALL) $> $^ $@
+ 	$(MKDIR_P) $(@D)
+ 	$(INSTALL_DATA) $> $^ $@
  
  ja.cat: ${srcdir}/ja/charset ${srcdir}/ja/*set[0-9]*
  	@${CATGEN} $(GENCAT) $@ $^ $>
@@ -93,8 +93,8 @@
 -${localedir}/pl/LC_MESSAGES/tcsh.cat:	pl.cat
 +INSTALLED+=${localedir}/pl/LC_MESSAGES/tcsh
 +${localedir}/pl/LC_MESSAGES/tcsh:	pl.cat
- 	mkdir -p $(@D)
- 	$(INSTALL) $> $^ $@
+ 	$(MKDIR_P) $(@D)
+ 	$(INSTALL_DATA) $> $^ $@
  
  pl.cat: ${srcdir}/pl/charset ${srcdir}/pl/*set[0-9]*
  	@${CATGEN} $(GENCAT) $@ $^ $>
@@ -103,8 +103,8 @@
 -${localedir}/ru/LC_MESSAGES/tcsh.cat:	russian.cat
 +INSTALLED+=${localedir}/ru_RU/LC_MESSAGES/tcsh
 +${localedir}/ru_RU/LC_MESSAGES/tcsh:	russian.cat
- 	mkdir -p $(@D)
- 	$(INSTALL) $> $^ $@
+ 	$(MKDIR_P) $(@D)
+ 	$(INSTALL_DATA) $> $^ $@
  
  russian.cat: ${srcdir}/russian/charset ${srcdir}/russian/*set[0-9]*
  	@${CATGEN} $(GENCAT) $@ $^ $>
@@ -113,8 +113,8 @@
 -${localedir}/es/LC_MESSAGES/tcsh.cat:	spanish.cat
 +INSTALLED+=${localedir}/es/LC_MESSAGES/tcsh
 +${localedir}/es/LC_MESSAGES/tcsh:	spanish.cat
- 	mkdir -p $(@D)
- 	$(INSTALL) $> $^ $@
+ 	$(MKDIR_P) $(@D)
+ 	$(INSTALL_DATA) $> $^ $@
  
  spanish.cat: ${srcdir}/spanish/charset ${srcdir}/spanish/*set[0-9]*
  	@${CATGEN} $(GENCAT) $@ $^ $>
@@ -123,11 +123,11 @@
 -${localedir}/ru_UA/LC_MESSAGES/tcsh.cat:	ukrainian.cat
 +INSTALLED+=${localedir}/ru_UA.koi8u/LC_MESSAGES/tcsh
 +${localedir}/ru_UA.koi8u/LC_MESSAGES/tcsh:	ukrainian.cat
- 	mkdir -p $(@D)
- 	$(INSTALL) $> $^ $@
+ 	$(MKDIR_P) $(@D)
+ 	$(INSTALL_DATA) $> $^ $@
  
 --- sh.c
-+++ sh.c	2011-11-17 08:28:47.000000000 +0000
++++ sh.c	2022-01-11 15:13:07.548063798 +0000
 @@ -166,8 +166,8 @@ static	void		  st_restore	(void *);
  static void
  add_localedir_to_nlspath(const char *path)
diff --git a/tcsh-6.21.00.dif b/tcsh-6.21.00.dif
index 871f47c..c1984c8 100644
--- a/tcsh-6.21.00.dif
+++ b/tcsh-6.21.00.dif
@@ -39,7 +39,7 @@
  #endif /* _h_config */
 --- config_f.h
 +++ config_f.h	2021-04-27 07:41:53.192829973 +0000
-@@ -63,7 +63,12 @@
+@@ -74,7 +74,12 @@
  /*
   * LOGINFIRST   Source ~/.login before ~/.cshrc
   */
@@ -53,7 +53,7 @@
  
  /*
   * VIDEFAULT    Make the VI mode editor the default
-@@ -157,7 +162,7 @@
+@@ -168,7 +173,7 @@
   *		successful, set $REMOTEHOST to the name or address of the
   *		host
   */
@@ -172,7 +172,7 @@
  #endif /* SYSMALLOC */
 --- tc.func.c
 +++ tc.func.c	2021-04-27 07:41:53.196829900 +0000
-@@ -721,9 +721,13 @@ auto_lock(void)
+@@ -739,9 +739,13 @@ auto_lock(void)
  	    handle_pending_signals();
  	    errno = 0;
  	}
@@ -187,7 +187,7 @@
  
  #else
  
-@@ -1939,7 +1943,7 @@ getremotehost(int dest_fd)
+@@ -1957,7 +1961,7 @@ getremotehost(int dest_fd)
  	     * have not caught up yet.
  	     */
  	    addr.s_addr = inet_addr(name);
diff --git a/tcsh-6.23.00.tar.gz b/tcsh-6.23.00.tar.gz
deleted file mode 100644
index 50704db..0000000
--- a/tcsh-6.23.00.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:4ebeb2f33633d115d9535f554c651a8523040d8d91e5de333fb2ee045b8e001e
-size 1010250
diff --git a/tcsh-6.23.00.tar.gz.asc b/tcsh-6.23.00.tar.gz.asc
deleted file mode 100644
index 047aeb5..0000000
--- a/tcsh-6.23.00.tar.gz.asc
+++ /dev/null
@@ -1,16 +0,0 @@
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diff --git a/tcsh-6.23.02.tar.gz b/tcsh-6.23.02.tar.gz
new file mode 100644
index 0000000..18bd256
--- /dev/null
+++ b/tcsh-6.23.02.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c03f80405136731b3091da735a81cdd848008510324ab325f235aff709e446eb
+size 947265
diff --git a/tcsh-6.23.02.tar.gz.asc b/tcsh-6.23.02.tar.gz.asc
new file mode 100644
index 0000000..330a9e8
--- /dev/null
+++ b/tcsh-6.23.02.tar.gz.asc
@@ -0,0 +1,16 @@
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diff --git a/tcsh.changes b/tcsh.changes
index 5314aa1..2451ca9 100644
--- a/tcsh.changes
+++ b/tcsh.changes
@@ -1,3 +1,25 @@
+-------------------------------------------------------------------
+Tue Jan 11 15:13:55 UTC 2022 - Dr. Werner Fink <werner@suse.de>
+
+- Update to tcsh 6.23.02
+   9. Make the \U escape up to 8 hex digits.
+   8. V6.23.01 - 20211209
+   7. add \cc and \Uhhh, and document escape sequences
+   6. add $'string with escapes' ("dollar-single-quotes") (Kimmo Suominen)
+   5. don't glob the filetest builtin arguments twice
+   4. remove the duplicate echo escape parsing code and use parseescape
+   3. add \x{hh} \xhh \uhhh (H.Merijn Brand)
+   2. fix and document ln=target
+   1. Merge in patches from pkgsrc:
+      - Modernize the installation targets so that they use INSTALL_DATA,
+        INSTALL_PROGRAM, and MKDIR_P.
+      - Enable SYSMALLOC and SHORT_STRINGS on NetBSD.
+      - Enable NO_FIX_MALLOC and SHORT_STRINGS on OpenBSD.
+- Port patches
+  * tcsh-6.17.06-dspmbyte.dif
+  * tcsh-6.18.03-catalogs.dif
+  * tcsh-6.21.00.dif
+
 -------------------------------------------------------------------
 Fri Nov 12 07:28:43 UTC 2021 - Dr. Werner Fink <werner@suse.de>
 
diff --git a/tcsh.spec b/tcsh.spec
index a907092..d68605b 100644
--- a/tcsh.spec
+++ b/tcsh.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package tcsh
 #
-# Copyright (c) 2021 SUSE LLC
+# Copyright (c) 2022 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -17,7 +17,7 @@
 
 
 Name:           tcsh
-Version:        6.23.00
+Version:        6.23.02
 Release:        0
 Summary:        The C SHell
 License:        BSD-3-Clause