diff --git a/misc/rb_optparse.bash b/misc/rb_optparse.bash
index e2d2fdea38..f77d937c87 100644
--- a/misc/rb_optparse.bash
+++ b/misc/rb_optparse.bash
@@ -17,5 +17,5 @@ _rb_optparse() {
 }
 
 rb_optparse () {
-    [ $# = 0 ] || complete -o default -F _rb_optparse "$@"
+  [ $# = 0 ] || complete -o default -F _rb_optparse "$@"
 }
diff --git a/misc/rb_optparse.zsh b/misc/rb_optparse.zsh
index 9e42eff967..258d4f856c 100644
--- a/misc/rb_optparse.zsh
+++ b/misc/rb_optparse.zsh
@@ -25,8 +25,8 @@ generate-complete-function/ruby/optparse ()
     mkdir -p "${ZSH_COMPLETION_DIR-$HOME/.zsh.d/Completion}"
     $1 "--*-completion-zsh=${1:t}" >! "${ZSH_COMPLETION_DIR-$HOME/.zsh.d/Completion}/$cmpl"
     if [[ $(type -w "$cmpl") == "${cmpl}: function" ]]; then
-	unfunction "$cmpl"
-	autoload -U "$cmpl"
+        unfunction "$cmpl"
+        autoload -U "$cmpl"
     else
         compinit "$cmpl"
     fi
diff --git a/test/optparse/test_acceptable.rb b/test/optparse/test_acceptable.rb
index 5c3fbdb10c..12f7886538 100644
--- a/test/optparse/test_acceptable.rb
+++ b/test/optparse/test_acceptable.rb
@@ -196,4 +196,3 @@ class TestOptionParser::Acceptable < TestOptionParser
   end
 
 end
-