diff --git a/sequencer/sequencer.sh b/sequencer/sequencer.sh
index 673591e..1dbfdfd 100755
--- a/sequencer/sequencer.sh
+++ b/sequencer/sequencer.sh
@@ -9,7 +9,7 @@
 
 VERSION_REV=15
 VERSION_MAJOR=3
-VERSION_MINOR=0
+VERSION_MINOR=1
 
 ## Start of generic script part
 
@@ -21,22 +21,21 @@ ERNO=0
 SEQUENCER_ARGS=
 STEP_ARGS=
 STEP_RETURN=255
-MAX_STEP=512
+readonly MAX_STEP=512
 ALIAS=
 CONTEXT_HELP=0
 CONTEXT_EXE=0
 SEQ_NAME="$_SQN_ALIAS"
 [ -z "$SEQ_NAME" ] && SEQ_NAME="${0##*/}"
 SEQ_CONFIG_EDIT=0
-SEQ_CONFIG_NAME=".seqs"
+readonly SEQ_CONFIG_NAME=".seqs"
 SEQ_CONFIG_FILE=
 SEQ_CONFIG_HOME="$HOME/$SEQ_CONFIG_NAME"
-SEQ_PROFILE_SUPPORT=0
 SEQ_PROFILE_NAME=
-SEQ_PROFILE_LIST=0
-TEMPLATE_NAME=seqTemplateExample.sh
-MISSING_CONF=missingConf.log
-VERSION_STRING="${VERSION_REV}.${VERSION_MAJOR}.${VERSION_MINOR}"
+SEQ_PROFILE_LIST=
+readonly TEMPLATE_NAME=seqTemplateExample.sh
+readonly MISSING_CONF=missingConf.log
+readonly VERSION_STRING="${VERSION_REV}.${VERSION_MAJOR}.${VERSION_MINOR}"
 DEFAULT_EDITOR_SYSTEM=
 
 BBLACK= ; [ -t 1 ] && BBLACK='\033[40m'
@@ -476,20 +475,22 @@ endReturn() {
   fi
 }
 
-# listProfiles [OPTION]
+# listProfiles [OPTION] [SEARCH]
 # List all available profiles for current user
 #  [OPTION]
 #     -q : only check for profile support
 listProfiles() {
   local file=
-  if [ $SEQ_PROFILE_SUPPORT -eq 0 ]; then
-    echoerr " [E] $0 does not support configuration profiles"
+  local profiles=()
+  if [[ $SEQ_CONFIG_NAME == $(basename "$SEQ_CONFIG_HOME") ]] ; then
+    echoerr " [E] $SEQ_NAME does not have configuration profiles"
     return 1
   fi
-  [ "$1" == "-q" ] && return 0
+  [[ "$1" == "-q" ]] && return 0
   for file in $(ls "$SEQ_CONFIG_HOME"); do
-    echo ${file%.*}
+    [[ ${file%.*} =~ ^${1:-".*"} ]] && profiles+=(${file%.*})
   done
+  printf '%s\n' "${profiles[*]}"
 }
 
 # initSeqConfig [OPTION] <NAME> [TEMPLATE]
@@ -531,7 +532,6 @@ initSeqConfig() {
 
   local configLoc="$SEQ_CONFIG_HOME/$1"
   if [ $seqProfiles -ne 0 ] ; then
-    SEQ_PROFILE_SUPPORT=1
     [ -z "$SEQ_PROFILE_NAME" ] && SEQ_PROFILE_NAME=default
     configLoc="$SEQ_CONFIG_HOME/$1/${SEQ_PROFILE_NAME}.cfg"
   fi
@@ -1242,9 +1242,10 @@ main() {
         # Cover the case when only -p is given without profile name
         [ -z "$1" ] && SEQ_PROFILE_NAME=default || SEQ_PROFILE_NAME="$1"
         shift;;
-      -pl) # List available profiles
+      -pl) # List available profiles with search
+        shift
         QUIET=2
-        SEQ_PROFILE_LIST=1
+        SEQ_PROFILE_LIST="${1:-".*"}"
         shift;;
       --quiet|-q|-qq) # detect if option quiet is available
         SEQUENCER_ARGS+=" $1"
@@ -1359,8 +1360,8 @@ main() {
   fi
 
   # Check for profile support
-  if [ $SEQ_PROFILE_LIST -ne 0 ]; then
-    listProfiles; exit $?
+  if [ -n "$SEQ_PROFILE_LIST" ]; then
+    listProfiles "${SEQ_PROFILE_LIST}"; exit $?
   elif [ -n "$SEQ_PROFILE_NAME" ]; then
     listProfiles -q || exit 1
   fi