diff --git a/runtime/autoload/rubycomplete.vim b/runtime/autoload/rubycomplete.vim
index 47c77d9..87e6c9a 100644
--- a/runtime/autoload/rubycomplete.vim
+++ b/runtime/autoload/rubycomplete.vim
@@ -301,7 +301,7 @@
 
   def get_buffer_entity(name, vimfun)
     loading_allowed = VIM::evaluate("exists('g:rubycomplete_buffer_loading') && g:rubycomplete_buffer_loading")
-    return nil if loading_allowed != '1'
+    return nil if loading_allowed.to_i.zero?
     return nil if /(\"|\')+/.match( name )
     buf = VIM::Buffer.current
     nums = eval( VIM::evaluate( vimfun % name ) )
@@ -368,7 +368,7 @@
     # this will be a little expensive.
     loading_allowed = VIM::evaluate("exists('g:rubycomplete_buffer_loading') && g:rubycomplete_buffer_loading")
     allow_aggressive_load = VIM::evaluate("exists('g:rubycomplete_classes_in_global') && g:rubycomplete_classes_in_global")
-    return [] if allow_aggressive_load != '1' || loading_allowed != '1'
+    return [] if allow_aggressive_load.to_i.zero? || loading_allowed.to_i.zero?
 
     buf = VIM::Buffer.current
     eob = buf.length
@@ -401,7 +401,7 @@
 
   def load_rails
     allow_rails = VIM::evaluate("exists('g:rubycomplete_rails') && g:rubycomplete_rails")
-    return if allow_rails != '1'
+    return if allow_rails.to_i.zero?
 
     buf_path = VIM::evaluate('expand("%:p")')
     file_name = VIM::evaluate('expand("%:t")')
@@ -461,7 +461,7 @@
   def get_rails_helpers
     allow_rails = VIM::evaluate("exists('g:rubycomplete_rails') && g:rubycomplete_rails")
     rails_loaded = VIM::evaluate('s:rubycomplete_rails_loaded')
-    return [] if allow_rails != '1' || rails_loaded != '1'
+    return [] if allow_rails.to_i.zero? || rails_loaded.to_i.zero?
 
     buf_path = VIM::evaluate('expand("%:p")')
     buf_path.gsub!( /\\/, "/" )
@@ -511,7 +511,7 @@
   def add_rails_columns( cls )
     allow_rails = VIM::evaluate("exists('g:rubycomplete_rails') && g:rubycomplete_rails")
     rails_loaded = VIM::evaluate('s:rubycomplete_rails_loaded')
-    return [] if allow_rails != '1' || rails_loaded != '1'
+    return [] if allow_rails.to_i.zero? || rails_loaded.to_i.zero?
 
     begin
         eval( "#{cls}.establish_connection" )
@@ -534,7 +534,7 @@
   def get_rails_view_methods
     allow_rails = VIM::evaluate("exists('g:rubycomplete_rails') && g:rubycomplete_rails")
     rails_loaded = VIM::evaluate('s:rubycomplete_rails_loaded')
-    return [] if allow_rails != '1' || rails_loaded != '1'
+    return [] if allow_rails.to_i.zero? || rails_loaded.to_i.zero?
 
     buf_path = VIM::evaluate('expand("%:p")')
     buf_path.gsub!( /\\/, "/" )
@@ -580,7 +580,7 @@
 
   def get_completions(base)
     loading_allowed = VIM::evaluate("exists('g:rubycomplete_buffer_loading') && g:rubycomplete_buffer_loading")
-    if loading_allowed == '1'
+    if loading_allowed.to_i == 1
       load_requires
       load_rails
     end