diff --git a/arduino_projects.code-workspace b/arduino_projects.code-workspace
index c536131..c6047d0 100644
--- a/arduino_projects.code-workspace
+++ b/arduino_projects.code-workspace
@@ -26,7 +26,9 @@
 			"string": "cpp",
 			"vector": "cpp",
 			"cmath": "cpp",
-			"cstdlib": "cpp"
+			"cstdlib": "cpp",
+			"istream": "cpp",
+			"ostream": "cpp"
 		}
 	}
 }
\ No newline at end of file