diff --git a/.gitignore b/.gitignore
index 22e3401e..b2ddb51b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,3 +17,7 @@ compiler/tests/results/
 open_pdks/
 dist/
 openram.egg-info/
+sky130A/
+sky130B/
+skywater-pdk/
+sky130_fd_bd_sram/