diff --git a/.gitignore b/.gitignore
index 6b6d873..7444fdb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,4 +12,12 @@
 *.map
 *.exp
 
-firmware/Debug/
\ No newline at end of file
+# Debug files
+*.dSYM/
+*.su
+*.idb
+*.pdb
+
+firmware/[Rr]elease/
+firmware/[Dd]ebug/
+kicad/SigGen-backups/