diff --git a/lib/aruba/processes/spawn_process.rb b/lib/aruba/processes/spawn_process.rb
index 1ff04dc89..1e81b19f7 100644
--- a/lib/aruba/processes/spawn_process.rb
+++ b/lib/aruba/processes/spawn_process.rb
@@ -266,7 +266,12 @@ def command_string
       end
 
       def command_path
-        @command_path ||= (Aruba.platform.builtin_shell_commands.include?(command) ? command : Aruba.platform.which(command, environment['PATH']))
+        @command_path ||=
+          if Aruba.platform.builtin_shell_commands.include? command
+            command
+          else
+            Aruba.platform.which command, environment['PATH']
+          end
       end
 
       def wait_for_io(time_to_wait)