diff --git a/lib/ruby-debug-ide/commands/variables.rb b/lib/ruby-debug-ide/commands/variables.rb
index cc8d935..ccc5841 100644
--- a/lib/ruby-debug-ide/commands/variables.rb
+++ b/lib/ruby-debug-ide/commands/variables.rb
@@ -129,7 +129,8 @@ def execute
       locals = @state.context.frame_locals(@state.frame_pos)
       _self = @state.context.frame_self(@state.frame_pos)
       begin
-        locals['self'] = _self unless "main" == _self.to_s
+        _self_str = exec_with_allocation_control(_self, ENV['DEBUGGER_MEMORY_LIMIT'].to_i, ENV['INSPECT_TIME_LIMIT'].to_i, :to_s, false)
+        locals['self'] = _self unless "main" == _self_str
       rescue => ex
         locals['self'] = "<Cannot evaluate self>"
         $stderr << "Cannot evaluate self\n#{ex.class.name}: #{ex.message}\n  #{ex.backtrace.join("\n  ")}"
diff --git a/lib/ruby-debug-ide/xml_printer.rb b/lib/ruby-debug-ide/xml_printer.rb
index 0b0e607..d5fd24b 100644
--- a/lib/ruby-debug-ide/xml_printer.rb
+++ b/lib/ruby-debug-ide/xml_printer.rb
@@ -220,7 +220,7 @@ def print_variable(name, value, kind)
         value_str = if (defined?(JRUBY_VERSION) || ENV['DEBUGGER_MEMORY_LIMIT'].to_i <= 0)
                   value.to_s || 'nil' rescue "<#to_s method raised exception: #{$!}>"
                 else  
-                  exec_with_allocation_control(value, ENV['DEBUGGER_MEMORY_LIMIT'].to_i, ENV['INSPECT_TIME_LIMIT'].to_i, :to_s, false) || 'nil' rescue "<#to_s method raised exception: #{$!}>"
+                  exec_with_allocation_control(value, ENV['DEBUGGER_MEMORY_LIMIT'].to_i, ENV['INSPECT_TIME_LIMIT'].to_i, :to_s, true) || 'nil' rescue "<#to_s method raised exception: #{$!}>"
                 end
         
         unless value_str.is_a?(String)