diff --git a/efgrep-warning.patch b/efgrep-warning.patch
new file mode 100644
index 0000000..6782a69
--- /dev/null
+++ b/efgrep-warning.patch
@@ -0,0 +1,9 @@
+Index: grep-3.8/src/egrep.sh
+===================================================================
+--- grep-3.8.orig/src/egrep.sh
++++ grep-3.8/src/egrep.sh
+@@ -1,4 +1,2 @@
+ #!@SHELL@
+-cmd=${0##*/}
+-echo "$cmd: warning: $cmd is obsolescent; using @grep@ @option@" >&2
+ exec @grep@ @option@ "$@"
diff --git a/grep.changes b/grep.changes
index 185bc70..e29d331 100644
--- a/grep.changes
+++ b/grep.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Tue Sep 20 08:29:41 UTC 2022 - Andreas Schwab <schwab@suse.de>
+
+- efgrep-warning.patch: remove warning from [ef]grep
+
 -------------------------------------------------------------------
 Sun Sep  4 10:13:04 UTC 2022 - Andreas Stieger <andreas.stieger@gmx.de>
 
diff --git a/grep.spec b/grep.spec
index 8215fc0..48f0f44 100644
--- a/grep.spec
+++ b/grep.spec
@@ -29,6 +29,7 @@ Source2:        https://ftp.gnu.org/gnu/%{name}/%{name}-%{version}.tar.xz.sig
 Source3:        %{name}.keyring
 Source4:        profile.sh
 Source5:        %{name}-rpmlintrc
+Patch0:         efgrep-warning.patch
 BuildRequires:  fdupes
 BuildRequires:  glibc-locale
 BuildRequires:  makeinfo