diff --git a/coreutils-colorls.csh b/coreutils-colorls.csh
index 11282ba..f2fe36f 100755
--- a/coreutils-colorls.csh
+++ b/coreutils-colorls.csh
@@ -31,7 +31,14 @@ set INCLUDE="`cat "$COLORS" | grep '^INCLUDE' | cut -d ' ' -f2-`"
 
 if ( ! -e "$COLORS" ) exit
 
-set _tmp="`mktemp .colorlsXXX --tmpdir=/tmp`"
+set _tmp="`mktemp .colorlsXXX -q --tmpdir=/tmp`"
+#if mktemp fails, exit when include was active, otherwise use $COLORS file
+if ( "$_tmp" == '' ) then
+  if ( "$INCLUDE" == '' ) then
+    eval "`dircolors -c $COLORS`"
+  endif
+  goto cleanup
+endif
 
 if ( "$INCLUDE" != '' ) cat "$INCLUDE" >> $_tmp
 grep -v '^INCLUDE' "$COLORS" >> $_tmp
@@ -41,6 +48,7 @@ eval "`dircolors -c $_tmp`"
 rm -f $_tmp
 
 if ( "$LS_COLORS" == '' ) exit
+cleanup:
 set color_none=`sed -n '/^COLOR.*none/Ip' < $COLORS`
 if ( "$color_none" != '' ) then
    unset color_none
diff --git a/coreutils-colorls.sh b/coreutils-colorls.sh
index 5957d71..ebd02d4 100755
--- a/coreutils-colorls.sh
+++ b/coreutils-colorls.sh
@@ -33,14 +33,19 @@ if [ -z "$USER_LS_COLORS" ]; then
   # Existence of $COLORS already checked above.
   [ -n "$COLORS" ] || return
 
-  TMP="`mktemp .colorlsXXX --tmpdir=/tmp`"
-
-  [ -e "$INCLUDE" ] && cat "$INCLUDE" >> $TMP
-  grep -v '^INCLUDE' "$COLORS" >> $TMP
-
-  eval "`dircolors --sh $TMP 2>/dev/null`"
-
-  rm -f $TMP
+  if [ -e "$INCLUDE" ];
+  then
+    TMP="`mktemp .colorlsXXX -q --tmpdir=/tmp`"
+    [ -z "$TMP" ] && return
+
+    cat "$INCLUDE" >> $TMP
+    grep -v '^INCLUDE' "$COLORS" >> $TMP
+
+    eval "`dircolors --sh $TMP 2>/dev/null`"
+    rm -f $TMP
+  else
+    eval "`dircolors --sh $COLORS 2>/dev/null`"
+  fi
 
   [ -z "$LS_COLORS" ] && return
   grep -qi "^COLOR.*none" $COLORS >/dev/null 2>/dev/null && return
diff --git a/coreutils.spec b/coreutils.spec
index fe28499..9dbffd1 100644
--- a/coreutils.spec
+++ b/coreutils.spec
@@ -383,6 +383,7 @@ fi
 
 %changelog
 * Thu May 14 2015 Kamil Dudka <kdudka@redhat.com> 8.21-22
+- handle situation with ro /tmp in colorls scripts (#1149761)
 - fix the sorting in multibyte locales (NUL-terminate sort keys)
   - patch by Andreas Schwab (#1146185)
 - fix failed tests on ppc(backport from gnulib upstream)