diff --git a/.gitignore b/.gitignore
index a75d301..d8e35bc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,6 +10,7 @@
 /build
 
 # misc
+.idea
 .DS_Store
 .env.local
 .env.development.local
@@ -18,4 +19,4 @@
 
 npm-debug.log*
 yarn-debug.log*
-yarn-error.log*
\ No newline at end of file
+yarn-error.log*
diff --git a/public/dispense.wav b/public/dispense.wav
deleted file mode 100755
index 25e71d2..0000000
Binary files a/public/dispense.wav and /dev/null differ
diff --git a/public/deposit.wav b/public/ka-ching.wav
similarity index 100%
rename from public/deposit.wav
rename to public/ka-ching.wav