diff --git a/dist b/dist
index 9c0e36ec42a2d9bfefacb21ac6354c9ddd910533..1fe92cf0fdf9c2625d878a2ace258f64c1e8ca44 100644
--- a/dist
+++ b/dist
@@ -1 +1 @@
-an8
+an8_10
diff --git a/which.spec b/which.spec
index dfabeda6b6c4a148ef7086ac057d810550477a38..4e9daabb3e7518f7f288ffa468b134374997b365 100644
--- a/which.spec
+++ b/which.spec
@@ -2,7 +2,7 @@
 Summary: Displays where a particular program in your path is located
 Name: which
 Version: 2.21
-Release: 20%{anolis_release}%{?dist}
+Release: 21%{anolis_release}%{?dist}
 License: GPLv3
 Source0: http://ftp.gnu.org/gnu/which/%{name}-%{version}.tar.gz
 Source1: which2.sh
@@ -59,9 +59,14 @@ rm -f $RPM_BUILD_ROOT%{_infodir}/dir
 %doc EXAMPLES README AUTHORS NEWS
 
 %changelog
-* Mon Dec 11 2023 liuzhilin <liuzhilin@uniontech.com> - 2.21-20.0.1
+* Thu Sep 18 2025 Chang Gao <taifu.gc@alibaba-inc.com> - 2.21-21.0.1
 - Add doc sub package
 
+* Thu Jul 03 2025 Than Ngo <than@redhat.com> - 2.21-21
+- Add a check to ensure that /proc/$$/exe can be read
+  thanks to mbliss@redhat.com for the report and the proposed patch
+  Resolves: RHEL-101069
+
 * Wed Mar 22 2023 Than Ngo <than@redhat.com> - 2.21-20
 - Related: #2140566, bring test over from Brew dist-git
 
diff --git a/which2.sh b/which2.sh
index bca53475f48b5e1a935fe71a8d204be425d3a605..d407c0a1d8f4029f559e3b2fa48ba6e273ee174a 100644
--- a/which2.sh
+++ b/which2.sh
@@ -1,7 +1,14 @@
 # shellcheck shell=sh
 # Initialization script for bash, sh, mksh and ksh
 
-case "$(basename $(readlink /proc/$$/exe))" in
+
+if [ -r /proc/$$/exe ]; then
+    SHELLNAME=$(basename $(readlink /proc/$$/exe))
+else
+    SHELLNAME="unknown"
+fi
+
+case "$SHELLNAME" in
 *ksh*)
     which_declare=""
     which_opt=""