diff --git a/lib/wpscan/wpscan_options.rb b/lib/wpscan/wpscan_options.rb
index 4ff92098..a7af28a3 100644
--- a/lib/wpscan/wpscan_options.rb
+++ b/lib/wpscan/wpscan_options.rb
@@ -252,10 +252,10 @@ class WpscanOptions
       ['--basic-auth', GetoptLong::REQUIRED_ARGUMENT],
       ['--debug-output', GetoptLong::NO_ARGUMENT],
       ['--version', GetoptLong::NO_ARGUMENT],
-      ['--cache_ttl', GetoptLong::REQUIRED_ARGUMENT],
-      ['--request_timeout', GetoptLong::REQUIRED_ARGUMENT],
-      ['--connect_timeout', GetoptLong::REQUIRED_ARGUMENT],
-      ['--max_threads', GetoptLong::REQUIRED_ARGUMENT]
+      ['--cache-ttl', GetoptLong::REQUIRED_ARGUMENT],
+      ['--request-timeout', GetoptLong::REQUIRED_ARGUMENT],
+      ['--connect-timeout', GetoptLong::REQUIRED_ARGUMENT],
+      ['--max-threads', GetoptLong::REQUIRED_ARGUMENT]
     )
   end
 
diff --git a/wpscan.rb b/wpscan.rb
index 3ff1a42d..693c978f 100755
--- a/wpscan.rb
+++ b/wpscan.rb
@@ -369,7 +369,7 @@ def main
     puts
     puts red(e.message)
 
-    if wpscan_options.verbose
+    if wpscan_options && wpscan_options.verbose
       puts red('Trace:')
       puts red(e.backtrace.join("\n"))
     end