diff --git a/ctdb/tests/CLUSTER/complex/scripts/local.bash b/ctdb/tests/CLUSTER/complex/scripts/local.bash
index 0e2addd5589..0ef5c0acae8 100644
--- a/ctdb/tests/CLUSTER/complex/scripts/local.bash
+++ b/ctdb/tests/CLUSTER/complex/scripts/local.bash
@@ -39,7 +39,7 @@ get_src_socket ()
 
     local pat="^${proto}6?[[:space:]]+[[:digit:]]+[[:space:]]+[[:digit:]]+[[:space:]]+[^[:space:]]+[[:space:]]+${dst_socket//./\\.}[[:space:]]+ESTABLISHED[[:space:]]+${pid}/${prog}[[:space:]]*\$"
     out=$(netstat -tanp |
-	egrep "$pat" |
+	grep -E "$pat" |
 	awk '{ print $4 }')
 
     [ -n "$out" ]
diff --git a/ctdb/tests/INTEGRATION/simple/cluster.090.unreachable.sh b/ctdb/tests/INTEGRATION/simple/cluster.090.unreachable.sh
index 2835e55cd97..1410a12f7d4 100755
--- a/ctdb/tests/INTEGRATION/simple/cluster.090.unreachable.sh
+++ b/ctdb/tests/INTEGRATION/simple/cluster.090.unreachable.sh
@@ -30,7 +30,7 @@ pat="ctdb_control error: 'ctdb_control to disconnected node'|ctdb_control error:
 for i in ip disable enable "ban 0" unban listvars ; do
     try_command_on_node -v 0 ! $CTDB $i -n $test_node
 
-    if egrep -q "$pat" "$outfile" ; then
+    if grep -Eq "$pat" "$outfile" ; then
 	echo "OK: \"ctdb ${i}\" fails with expected \"disconnected node\" message"
     else
 	echo "BAD: \"ctdb ${i}\" does not fail with expected \"disconnected node\" message"
diff --git a/ctdb/tools/ctdb_diagnostics b/ctdb/tools/ctdb_diagnostics
index 80a56575896..d16a71c8f30 100755
--- a/ctdb/tools/ctdb_diagnostics
+++ b/ctdb/tools/ctdb_diagnostics
@@ -228,7 +228,7 @@ Showing software versions
 EOF
 show_all "uname -a"
 [ -x /bin/rpm ] && {
-    show_all "rpm -qa | egrep 'samba|ctdb|gpfs'"
+    show_all "rpm -qa | grep -E 'samba|ctdb|gpfs'"
 }
 [ -x /usr/bin/dpkg-query ] && {
     show_all "/usr/bin/dpkg-query --show 'ctdb'"