diff --git a/cells/macro_sparecell/sky130_fd_sc_hd__macro_sparecell.spice b/cells/macro_sparecell/sky130_fd_sc_hd__macro_sparecell.spice
index bf0bfad..1a2d0fd 100644
--- a/cells/macro_sparecell/sky130_fd_sc_hd__macro_sparecell.spice
+++ b/cells/macro_sparecell/sky130_fd_sc_hd__macro_sparecell.spice
@@ -1,6 +1,6 @@
 * NGSPICE file created from sky130_fd_sc_hd__macro_sparecell.ext - technology: sky130A
 
-.subckt sky130_fd_sc_hd__nand2_2 A B VGND VNB VPB VPWR Y
+.subckt sky130_fd_sc_hd__nand2_2 Y A B VPB VNB VGND VPWR
 M1000 Y A VPWR VPB phighvt w=1e+06u l=150000u
 +  ad=5.4e+11p pd=5.08e+06u as=7.9e+11p ps=7.58e+06u
 M1001 VPWR B Y VPB phighvt w=1e+06u l=150000u
@@ -55,8 +55,8 @@
 .ends
 
 .subckt sky130_fd_sc_hd__macro_sparecell VGND VNB VPB VPWR LO
-Xsky130_fd_sc_hd__nand2_2_1 LO LO VGND VNB VPB VPWR sky130_fd_sc_hd__nor2_2_1/B sky130_fd_sc_hd__nand2_2
-Xsky130_fd_sc_hd__nand2_2_0 LO LO VGND VNB VPB VPWR sky130_fd_sc_hd__nor2_2_0/A sky130_fd_sc_hd__nand2_2
+Xsky130_fd_sc_hd__nand2_2_1 sky130_fd_sc_hd__nor2_2_1/B LO LO VPB VNB VGND VPWR sky130_fd_sc_hd__nand2_2
+Xsky130_fd_sc_hd__nand2_2_0 sky130_fd_sc_hd__nor2_2_0/A LO LO VPB VNB VGND VPWR sky130_fd_sc_hd__nand2_2
 Xsky130_fd_sc_hd__inv_2_0 sky130_fd_sc_hd__inv_2_0/A sky130_fd_sc_hd__inv_2_0/Y VPB
 + VNB VPWR VGND sky130_fd_sc_hd__inv_2
 Xsky130_fd_sc_hd__inv_2_1 sky130_fd_sc_hd__inv_2_1/A sky130_fd_sc_hd__inv_2_1/Y VPB
diff --git a/tech/sky130_fd_sc_hd.tlef b/tech/sky130_fd_sc_hd.tlef
new file mode 100644
index 0000000..6b5a296
--- /dev/null
+++ b/tech/sky130_fd_sc_hd.tlef
@@ -0,0 +1,43 @@
+# Copyright 2020 The SkyWater PDK Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+VERSION 5.6 ;
+
+BUSBITCHARS "[]" ;
+DIVIDERCHAR "/" ;
+
+UNITS
+  TIME NANOSECONDS 1 ;
+  CAPACITANCE PICOFARADS 1 ;
+  RESISTANCE OHMS 1 ;
+  DATABASE MICRONS 1000 ;
+END UNITS
+
+MANUFACTURINGGRID 0.005 ;
+
+# High density, single height
+SITE unithd
+    SYMMETRY y ;
+    CLASS CORE ;
+    SIZE 0.460 BY 2.720 ;
+END unithd
+
+# High density, double height
+SITE unithddbl
+    SYMMETRY y ;
+    CLASS CORE ;
+    SIZE 0.460 BY 5.44 ;
+END unithd