diff --git a/instrumentation/graphql/lib/opentelemetry/instrumentation/graphql/tracers/graphql_tracer.rb b/instrumentation/graphql/lib/opentelemetry/instrumentation/graphql/tracers/graphql_tracer.rb
index 9bbb50c8f..45d9c7b5d 100644
--- a/instrumentation/graphql/lib/opentelemetry/instrumentation/graphql/tracers/graphql_tracer.rb
+++ b/instrumentation/graphql/lib/opentelemetry/instrumentation/graphql/tracers/graphql_tracer.rb
@@ -89,44 +89,44 @@ def attributes_for(key, data)
             case key
             when 'execute_field'
               field_attr_cache = data[:query].context.namespace(:otel_attrs)[:execute_field_attrs] ||= attr_cache do |field|
-                {
-                  'graphql.field.parent' => field.owner.graphql_name || "", # nil values are not permitted
-                  'graphql.field.name' => (field.graphql_name if field.graphql_name),
-                  'graphql.lazy' => false
-                }.freeze
+                attrs = {}
+                attrs['graphql.field.parent'] = field.owner.graphql_name if field.owner.graphql_name
+                attrs['graphql.field.name'] = field.graphql_name if field.graphql_name
+                attrs['graphql.lazy'] = false
+                attrs.freeze
               end
               field_attr_cache[data[:field]]
             when 'execute_field_lazy'
               lazy_field_attr_cache = data[:query].context.namespace(:otel_attrs)[:execute_field_lazy_attrs] ||= attr_cache do |field|
-                {
-                  'graphql.field.parent' => (field.owner.graphql_name if field.owner.graphql_name),
-                  'graphql.field.name' => (field.graphql_name if field.graphql_name),
-                  'graphql.lazy' => true
-                }.freeze
+                attrs = {}
+                attrs['graphql.field.parent'] = field.owner.graphql_name if field.owner.graphql_name
+                attrs['graphql.field.name'] = field.graphql_name if field.graphql_name
+                attrs['graphql.lazy'] = true
+                attrs.freeze
               end
               lazy_field_attr_cache[data[:field]]
             when 'authorized', 'resolve_type'
               type_attrs_cache = data[:context].namespace(:otel_attrs)[:type_attrs] ||= attr_cache do |type|
-                {
-                  'graphql.type.name' => (type.graphql_name if type.graphql_name),
-                  'graphql.lazy' => false
-                }.freeze
+                attrs = {}
+                attrs['graphql.type.name'] = type.graphql_name if type.graphql_name
+                attrs['graphql.lazy'] = false
+                attrs.freeze
               end
               type_attrs_cache[data[:type]]
             when 'authorized_lazy', 'resolve_type_lazy'
               type_lazy_attrs_cache = data[:context].namespace(:otel_attrs)[:type_lazy_attrs] ||= attr_cache do |type|
-                {
-                  'graphql.type.name' => (type.graphql_name if type.graphql_name),
-                  'graphql.lazy' => true
-                }.freeze
+                attrs = {}
+                attrs['graphql.type.name'] = type.graphql_name if type.graphql_name
+                attrs['graphql.lazy'] = true
+                attrs.freeze
               end
               type_lazy_attrs_cache[data[:type]]
             when 'execute_query'
-              {
-                'graphql.document' => (data[:query].query_string if data[:query].query_string),
-                'graphql.operation.type' => (data[:query].selected_operation.operation_type if data[:query].selected_operation && data[:query].selected_operation.operation_type),
-                'graphql.operation.name' => data[:query].selected_operation_name || "", # nil values are not permitted
-              }.freeze
+              attrs = {}
+              attrs['graphql.document'] = data[:query].query_string if data[:query].query_string
+              attrs['graphql.operation.type'] = data[:query].selected_operation.operation_type if data[:query].selected_operation && data[:query].selected_operation.operation_type
+              attrs['graphql.operation.name'] = data[:query].selected_operation_name || "anonymous"
+              attrs.freeze
             else
               {}
             end