diff --git a/arduino-core/src/cc/arduino/Compiler.java b/arduino-core/src/cc/arduino/Compiler.java
index c501c32b2..53a038abb 100644
--- a/arduino-core/src/cc/arduino/Compiler.java
+++ b/arduino-core/src/cc/arduino/Compiler.java
@@ -55,7 +55,6 @@ import java.util.List;
 import java.util.Map;
 import java.util.regex.Pattern;
 import java.util.stream.Collectors;
-import java.util.stream.Stream;
 
 import static processing.app.I18n.tr;