diff --git a/technology/freepdk45/tech/tech.py b/technology/freepdk45/tech/tech.py
index f232a2a7..a6ec5e51 100644
--- a/technology/freepdk45/tech/tech.py
+++ b/technology/freepdk45/tech/tech.py
@@ -106,6 +106,8 @@ drc["poly_to_active"] = 0.05
 drc["poly_to_field_poly"] = 0.075
 # Not a rule
 drc["minarea_poly"] = 0.0
+# Not a rule
+drc["poly_to_contactpoly"] = 0.075
 
 # ACTIVE.2 Minimum spacing of active
 drc["active_to_body_active"] = 0.08
diff --git a/technology/scn3me_subm/tech/tech.py b/technology/scn3me_subm/tech/tech.py
index 18ec5bca..db157089 100755
--- a/technology/scn3me_subm/tech/tech.py
+++ b/technology/scn3me_subm/tech/tech.py
@@ -83,7 +83,7 @@ drc["minwidth_poly"] = 0.6
 drc["poly_to_poly"] = 0.9
 # 3.3 Minimum gate extension of active 
 drc["poly_extend_active"] = 0.6
-# ??
+# 5.5.b Minimum spacing between poly contact and other poly (alternative rules)
 drc["poly_to_polycontact"] = 1.2
 # ??
 drc["active_enclosure_gate"] = 0.0