@@ -, +, @@ 
    s/grep -F/command grep -F/g
--- a/bash-completion-2.1_p20141224-blacklist-support.patch	
+++ a/bash-completion-2.1_p20141224-blacklist-support.patch	
@@ -6,13 +6,13 @@ index 8c9fc81..5064733 100644
  # set up dynamic completion loading
  _completion_loader()
  {
-+    if grep -F -x -q -s "${1##*/}" /etc/bash/completion.blacklist; then
-+        if ! grep -F -x -q -s "${1##*/}" ~/.config/bash_completion.whitelist; then
++    if command grep -F -x -q -s "${1##*/}" /etc/bash/completion.blacklist; then
++        if ! command grep -F -x -q -s "${1##*/}" ~/.config/bash_completion.whitelist; then
 +            complete -F _minimal "$1" && return 124
 +            return 1
 +        fi
 +    fi
-+    if grep -F -x -q -s "${1##*/}" ~/.config/bash_completion.blacklist; then
++    if command grep -F -x -q -s "${1##*/}" ~/.config/bash_completion.blacklist; then
 +        complete -F _minimal "$1" && return 124
 +        return 1
 +    fi