diff --git a/.gitignore b/.gitignore
index ae5d6d5..52a1170 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,4 +9,10 @@ buildNumber.properties
 .mvn/timing.properties
 # https://github.com/takari/maven-wrapper#usage-without-binary-jar
 .mvn/wrapper/maven-wrapper.jar
-src/main/antlr4/de/hsrm/compiler/Klang/.antlr
\ No newline at end of file
+src/main/antlr4/de/hsrm/compiler/Klang/.antlr
+
+# klang sourcecode files
+*.k
+
+# assembly files
+*.s