diff --git a/lib/new_relic/agent/log_event_attributes.rb b/lib/new_relic/agent/log_event_attributes.rb
index 628236dde2..22ff4d8752 100644
--- a/lib/new_relic/agent/log_event_attributes.rb
+++ b/lib/new_relic/agent/log_event_attributes.rb
@@ -46,7 +46,7 @@ def initialize(attribute, limit, msg = "Can't truncate")
       class InvalidTypeError < StandardError
         attr_reader :attribute
 
-        def initialize(attribute, msg = "Invalid attribute type")
+        def initialize(attribute, msg = 'Invalid attribute type')
           @attribute = attribute
           super(msg)
         end
@@ -88,6 +88,7 @@ def truncate_attribute(attribute, limit)
             attribute = attribute.slice(0..(limit - 1))
           end
         when TrueClass, FalseClass
+          attribute
         else
           raise InvalidTypeError.new(attribute)
         end