diff --git a/.rubocop_todo.yml b/.rubocop_todo.yml
index 7731553..2e1716a 100644
--- a/.rubocop_todo.yml
+++ b/.rubocop_todo.yml
@@ -148,15 +148,6 @@ Style/GuardClause:
   Exclude:
     - 'lib/grape_logging/reporters/logger_reporter.rb'
 
-# Offense count: 3
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: EnforcedStyle, EnforcedShorthandSyntax, UseHashRocketsWithSymbolValues, PreferHashRocketsForNonAlnumEndingSymbols.
-# SupportedStyles: ruby19, hash_rockets, no_mixed_keys, ruby19_no_mixed_keys
-# SupportedShorthandSyntax: always, never, either, consistent, either_consistent
-Style/HashSyntax:
-  Exclude:
-    - 'lib/grape_logging/formatters/logstash.rb'
-
 # Offense count: 1
 # This cop supports unsafe autocorrection (--autocorrect-all).
 # Configuration parameters: EnforcedStyle, Autocorrect.
diff --git a/lib/grape_logging/formatters/logstash.rb b/lib/grape_logging/formatters/logstash.rb
index 51192a2..7bc093f 100644
--- a/lib/grape_logging/formatters/logstash.rb
+++ b/lib/grape_logging/formatters/logstash.rb
@@ -3,9 +3,9 @@ module GrapeLogging
     class Logstash
       def call(severity, datetime, _, data)
         {
-          :'@timestamp' => datetime.iso8601,
-          :'@version' => '1',
-          :severity => severity
+          '@timestamp': datetime.iso8601,
+          '@version': '1',
+          severity: severity
         }.merge!(format(data)).to_json + "\n"
       end