diff --git a/makesure.awk b/makesure.awk
index 26e3ca3..f012ceb 100755
--- a/makesure.awk
+++ b/makesure.awk
@@ -740,7 +740,7 @@ function quote2(s,force) {
     gsub(/'/,"\\'",s)
     return "$'" s "'"
   } else
-    return force || s ~ /[ \t\\]/ ? "'" s "'" : s
+    return force || s ~ /[^a-zA-Z0-9.,@_\/=+-]/ ? "'" s "'" : s
 }
 function addLine(target, line) { target[0] = addL(target[0], line) }
 function addL(s, l) { return s ? s "\n" l : l }
diff --git a/tests/11_goal_glob.tush b/tests/11_goal_glob.tush
index eb549ee..59ceecc 100644
--- a/tests/11_goal_glob.tush
+++ b/tests/11_goal_glob.tush
@@ -1,20 +1,20 @@
 
 $ cd "$MYDIR"; ./$MAKESURE -f tests/11_goal_glob.sh -l
 | Available goals:
-|   11_goal_glob*.txt  : test goal_glob
-|   non-existent-glob*
+|   '11_goal_glob*.txt'  : test goal_glob
+|   'non-existent-glob*'
 |   test1
 |   test2
 |   glob_goal_name
 
 $ cd "$MYDIR"; ./$MAKESURE -f tests/11_goal_glob.sh -la
 | Available goals:
-|   11_goal_glob_1.txt  : test goal_glob
-|   11_goal_glob_2.txt  : test goal_glob
-|   11_goal_glob_3.txt  : test goal_glob
-|   11_goal_glob_10.txt : test goal_glob
-|   11_goal_glob*.txt   : test goal_glob
-|   non-existent-glob*
+|   11_goal_glob_1.txt   : test goal_glob
+|   11_goal_glob_2.txt   : test goal_glob
+|   11_goal_glob_3.txt   : test goal_glob
+|   11_goal_glob_10.txt  : test goal_glob
+|   '11_goal_glob*.txt'  : test goal_glob
+|   'non-existent-glob*'
 |   test1
 |   test2
 |   glob_goal_name@11_goal_glob_1.txt
@@ -29,7 +29,7 @@ $ cd "$MYDIR"; ./$MAKESURE -f tests/11_goal_glob.sh -d '11_goal_glob*.txt'
 |   11_goal_glob_2.txt
 |   11_goal_glob_3.txt
 |   11_goal_glob_10.txt
-|   11_goal_glob*.txt
+|   '11_goal_glob*.txt'
 
 $ cd "$MYDIR"; ./$MAKESURE -f tests/11_goal_glob.sh test1
 |   goal '11_goal_glob_1.txt' ...
diff --git a/tests/21_parsing.tush b/tests/21_parsing.tush
index 397fd38..06acff3 100644
--- a/tests/21_parsing.tush
+++ b/tests/21_parsing.tush
@@ -39,6 +39,9 @@ $ cd "$MYDIR"; ./$MAKESURE -f tests/21_parsing_quoting.sh -l
 |   no_space              : no_space
 |   'name with spaces'    : name with spaces
 |   $'name with \' quote' : name with ' quote
+|   'goal|a'
+|   'goal;b'
+|   'goal&c'
 |   default
 
 $ cd "$MYDIR"; ./$MAKESURE -f tests/21_parsing_quoting.sh -d
@@ -46,6 +49,9 @@ $ cd "$MYDIR"; ./$MAKESURE -f tests/21_parsing_quoting.sh -d
 |   no_space
 |   'name with spaces'
 |   $'name with \' quote'
+|   'goal|a'
+|   'goal;b'
+|   'goal&c'
 |   default
 
 $ cd "$MYDIR"; ./$MAKESURE -f tests/21_parsing_quoting.sh
@@ -55,4 +61,7 @@ $ cd "$MYDIR"; ./$MAKESURE -f tests/21_parsing_quoting.sh
 | name with spaces
 |   goal $'name with \' quote' ...
 | name with ' quote
+|   goal 'goal|a' [empty].
+|   goal 'goal;b' [empty].
+|   goal 'goal&c' [empty].
 |   goal 'default' [empty].
diff --git a/tests/21_parsing_quoting.sh b/tests/21_parsing_quoting.sh
index 6c44a3e..6e095d1 100644
--- a/tests/21_parsing_quoting.sh
+++ b/tests/21_parsing_quoting.sh
@@ -11,5 +11,10 @@ echo 'name with spaces' # no single quote allowed between single quotes
 @doc $'name with \' quote' # $'strings' allow quote escaping
 echo $'name with \' quote' # $'strings' allow quote escaping
 
+@goal 'goal|a'
+@goal 'goal;b'
+@goal 'goal&c'
+
 @goal default
-@depends_on no_space 'name with spaces' $'name with \' quote'
\ No newline at end of file
+@depends_on no_space 'name with spaces' $'name with \' quote'
+@depends_on 'goal|a' 'goal;b' 'goal&c'
\ No newline at end of file