dual core clean up
diff --git a/signoff/qspim/PDK_SOURCES b/signoff/qspim/PDK_SOURCES
index ca3684a..22e7dc1 100644
--- a/signoff/qspim/PDK_SOURCES
+++ b/signoff/qspim/PDK_SOURCES
@@ -1,6 +1,3 @@
--ne openlane 
-8d686c081c2c9aefa16dbbd8ccf5bc8f4dcabc4b
--ne skywater-pdk 
-c094b6e83a4f9298e47f696ec5a7fd53535ec5eb
--ne open_pdks 
-14db32aa8ba330e88632ff3ad2ff52f4f4dae1ad
+openlane 70923d7fbd8998c8da87d905cf9e69bffc13709f
+skywater-pdk c094b6e83a4f9298e47f696ec5a7fd53535ec5eb
+open_pdks 476f7428f7f686de51a5164c702629a9b9f2da46