diff --git a/duplicati/create.homedir.sh b/duplicati/create.homedir.sh
index 5408f62..5abec15 100755
--- a/duplicati/create.homedir.sh
+++ b/duplicati/create.homedir.sh
@@ -183,10 +183,37 @@ is_var_empty_silent() {                                         # {{{
 
 	return "${return_var_empty_silent}"
 
+}
+# }}}
+is_command_available() {                                        # {{{
+
+	local_command_available_cmd="${1}"
+
+	## Return False by default
+	return_command_available="1"
+
+	if [ "$(command -v ${local_command_available_cmd})" ]; then
+		debug_message "is_command_available − \
+${RED}${local_command_available_cmd}${COLOR_DEBUG} seems present on this host."
+		return_command_available="0"
+	else
+		debug_message "is_command_available − \
+${RED}${local_command_available_cmd}${COLOR_DEBUG} is not available on this host."
+		return_command_available="1"
+	fi
+
+	return "${return_command_available}"
+
 }
 # }}}
 main() {                                                        # {{{
 
+	## If ldapsearch command is not available {{{
+	### exit with message and error
+	is_command_available "ldapsearch" \
+		|| error_message "ldapsearch command doesn't seems to be available. Please install ldap-utils package." "3"
+	## }}}
+
 	## Define all vars
 	define_vars