diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1384041..365121c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,19 +4,19 @@
 ### modulecmd
 * arguments to CMake and autotools can now be defined in the
   YAML configuration file. (issue #249, #253)
-* Required patches can now be defined in the YAML configuration
-  file (issue #249)
 * BUGFIX: parsing the version number and setting the variables
   V_MAJOR, V_MINOR, V_PATCHLVL was broken in cases where the
   version number consist of less then three numbers and plus a
   suffix. (issue #248)
 * BUGFIX: don't abbreviate out of search if not running in a
-  terminal. (issue #250)
+  terminal. (issues #250,#255)
 
 ### build-system
 * Option '--clean-install' added. If this option is set, the 
   module is removed before building, if the module already
   exist. (issue #247)
+* Required patches can now be defined in the YAML configuration
+  file (issue #249)
 * Check added whether all required group dependencies are
   specified and also not more than required. (issue #251)
 * The number of directory components to be removed while
diff --git a/Pmodules/modulecmd.bash.in b/Pmodules/modulecmd.bash.in
index 57c73e1..3a52f41 100644
--- a/Pmodules/modulecmd.bash.in
+++ b/Pmodules/modulecmd.bash.in
@@ -1271,7 +1271,7 @@ subcommand_avail() {
 	# get number of columns of terminal, set to a default if not running
 	# in a terminal.
 	local -i cols=80
-	[[ -t 1 -a -t 2 ]] && cols=$(tput cols)
+	[[ -t 1 && -t 2 ]] && cols=$(tput cols)
 
 	#......................................................................
 	output_header() {
@@ -2118,7 +2118,7 @@ subcommand_list() {
 		colsize+=2
 
 		local -i cols=80
-		[[ -t 1 -a -t 2 ]] && cols=$(${tput} cols)
+		[[ -t 1 && -t 2 ]] && cols=$(${tput} cols)
 		local -i column=0
 		printf "Currently Loaded Modules:\n" 1>&2
 		for s in "${strs[@]}"; do
@@ -2300,7 +2300,7 @@ subcommand_search() {
 	local groups=()
 	local with_modules='//'
 	local -i cols=80
-	[[ -t 1 -a -t 2 ]] && cols=$(${tput} cols)	# get number of columns of terminal
+	[[ -t 1 && -t 2 ]] && cols=$(${tput} cols)	# get number of columns of terminal
 	local -i max_len_modulename=0
 	local src_prefix=()
 	local opt_print_header='yes'
@@ -2348,7 +2348,7 @@ subcommand_search() {
                 print_line_default() {
 			write_line() {
 				local str="$1"
-				if [[ -t 1 -1 -t 2 ]] && (( ${#str} >= cols )); then
+				if [[ -t 1 && -t 2 ]] && (( ${#str} >= cols )); then
 					str="${str:0:$((cols-1))}>"
 				fi
 				std::info "${str}"