diff --git a/.gitignore b/.gitignore
index ea8e65fb4..07589aa00 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,7 @@ out/
 
 # Cache of project
 .gradletasknamecache
+
+# Generated by javac -h and runtime
+*.class
+*.log