diff --git a/lib/puppet/provider/service/windows.rb b/lib/puppet/provider/service/windows.rb
index 7c1477a91e3..2ce14330923 100644
--- a/lib/puppet/provider/service/windows.rb
+++ b/lib/puppet/provider/service/windows.rb
@@ -127,7 +127,7 @@ def logonaccount_insync?(current)
     @normalized_logon_account ||= normalize_logonaccount
     @resource[:logonaccount] = @normalized_logon_account
 
-    insync = @resource[:logonaccount] == current
+    insync = @resource[:logonaccount].casecmp(current) == 0
     self.logonpassword = @resource[:logonpassword] if insync
     insync
   end