diff --git a/VERSION b/VERSION
index fcb1b3a..c8d4d5a 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.0.309
+1.0.310
diff --git a/sky130/magic/sky130.tech b/sky130/magic/sky130.tech
index e2c2e97..a332746 100644
--- a/sky130/magic/sky130.tech
+++ b/sky130/magic/sky130.tech
@@ -6429,11 +6429,11 @@
 	*ndiff,ndiffres *ndiff,ndiffres pwell,space/w error l=l w=w \
 	a1=as p1=ps a2=ad p2=pd
  device subcircuit sky130_fd_pr__cap_var_lvt varactor \
-	*nndiff nwell error l=l w=w a1=as a2=ad p1=ps p2=pd
+	*nndiff pwell,space/w error l=l w=w
  device subcircuit sky130_fd_pr__cap_var_hvt varhvt \
-	*nndiff nwell error l=l w=w a1=as a2=ad p1=ps p2=pd
+	*nndiff pwell,space/w error l=l w=w
  device subcircuit sky130_fd_pr__cap_var mvvaractor \
-	*mvnndiff nwell error l=l w=w a1=as a2=ad p1=ps p2=pd
+	*mvnndiff pwell,space/w error l=l w=w
 
  # Bipolars
  device msubcircuit sky130_fd_pr__npn_05v5_W1p00L1p00 npn *ndiff dnwell space/w \