diff --git a/lib/ssh/key/verifier.rb b/lib/ssh/key/verifier.rb
index f2b52be..498630f 100644
--- a/lib/ssh/key/verifier.rb
+++ b/lib/ssh/key/verifier.rb
@@ -144,7 +144,7 @@ def find_authorized_keys_file
     authorized_keys_file = ".ssh/authorized_keys"
 
     # Try to find the AuthorizedKeysFile definition in the config.
-    if File.exists?(@sshd_config_file)
+    if File.exist?(@sshd_config_file)
       begin
         authorized_keys_file = File.new(@sshd_config_file).grep(/^\s*AuthorizedKeysFile/)[-1].split(" ")[-1]
       rescue 
@@ -191,7 +191,7 @@ def authorized_keys
       return []
     end
 
-    if !File.exists?(authorized_keys_file)
+    if !File.exist?(authorized_keys_file)
       @logger.info("User '#{@account}' has no authorized keys file '#{authorized_keys_file}'")
       return []
     end