diff -Nru mksh-59c/debian/changelog mksh-59c/debian/changelog
--- mksh-59c/debian/changelog	2023-02-14 18:48:24.000000000 +0000
+++ mksh-59c/debian/changelog	2023-02-15 15:04:53.000000000 +0000
@@ -1,3 +1,9 @@
+mksh (59c-26) unstable; urgency=medium
+
+  * Fixup more update-shells breakage also found by piuparts
+
+ -- Thorsten Glaser <tg@mirbsd.de>  Wed, 15 Feb 2023 16:04:53 +0100
+
 mksh (59c-25) unstable; urgency=medium
 
   * Amend add-shell workaround to piuparts trouble caused by merged-usr…
diff -Nru mksh-59c/debian/mksh.postinst mksh-59c/debian/mksh.postinst
--- mksh-59c/debian/mksh.postinst	2023-02-14 18:40:49.000000000 +0000
+++ mksh-59c/debian/mksh.postinst	2023-02-15 15:03:11.000000000 +0000
@@ -152,10 +152,14 @@
 	    ln -s /bin/ksh /usr/bin/ksh
 
 	# add us to /etc/shells and clean up old add-shell-caused damage
+	# shellcheck disable=SC2046
 	mogrifyshells + /bin/mksh /bin/mksh-static \
 	    - /usr/bin/mksh /usr/bin/mksh-static \
-	    /usr/lib/klibc/bin/mksh /usr/lib/diet/bin/mksh \
-	    /usr/lib/*-linux-musl/bin/mksh
+	    $(for x in \
+		/usr/lib/klibc/bin \
+		/usr/lib/diet/bin \
+		/usr/lib/*-linux-musl/bin \
+	    ; do echo "$x/mksh" "$x/mksh-static"; done)
 	;;
 
 (abort-upgrade|abort-remove|abort-deconfigure)
diff -Nru mksh-59c/debian/mksh.prerm mksh-59c/debian/mksh.prerm
--- mksh-59c/debian/mksh.prerm	2023-02-14 18:40:49.000000000 +0000
+++ mksh-59c/debian/mksh.prerm	2023-02-15 15:03:46.000000000 +0000
@@ -134,10 +134,14 @@
 	test '!' -h /usr/bin/ksh || test -e /usr/bin/ksh || rm -f /usr/bin/ksh
 
 	# unadd us from /etc/shells; clean up old add-shell-caused damage
+	# shellcheck disable=SC2046
 	mogrifyshells - /bin/mksh /bin/mksh-static \
 	    - /usr/bin/mksh /usr/bin/mksh-static \
-	    /usr/lib/klibc/bin/mksh /usr/lib/diet/bin/mksh \
-	    /usr/lib/*-linux-musl/bin/mksh
+	    $(for x in \
+		/usr/lib/klibc/bin \
+		/usr/lib/diet/bin \
+		/usr/lib/*-linux-musl/bin \
+	    ; do echo "$x/mksh" "$x/mksh-static"; done)
 	;;
 
 (upgrade|failed-upgrade)