* ``{{name}}.bit``: binary bitstream.
     """
 
-    device = abstractproperty()
+    device  = abstractproperty()
     package = abstractproperty()
-    speedgrade = abstractproperty()
+    speed   = abstractproperty()
 
     file_templates = {
         **TemplatedPlatform.build_script_templates,
         """,
         "{{name}}.tcl": r"""
             # {{autogenerated}}
-            create_project -force -name {{name}} -part {{platform.device}}{{platform.package}}-{{platform.speedgrade}}
+            create_project -force -name {{name}} -part {{platform.device}}{{platform.package}}-{{platform.speed}}
             {% for file in platform.extra_files %}
                 {% if file.endswith((".v", ".sv")) -%}
                     add_files {{file}}
             add_files {{name}}.v
             read_xdc {{name}}.xdc
             {{get_override("script_after_read")|default("# (script_after_read placeholder)")}}
-            synth_design -top {{name}} -part {{platform.device}}{{platform.package}}-{{platform.speedgrade}}
+            synth_design -top {{name}} -part {{platform.device}}{{platform.package}}-{{platform.speed}}
             {{get_override("script_after_synth")|default("# (script_after_synth placeholder)")}}
             report_timing_summary -file {{name}}_timing_synth.rpt
             report_utilization -hierarchical -file {{name}}_utilization_hierachical_synth.rpt
 
         * ``{{name}}.bit``: binary bitstream.
     """
 
-    device     = abstractproperty()
-    package    = abstractproperty()
-    speedgrade = abstractproperty()
+    device  = abstractproperty()
+    package = abstractproperty()
+    speed   = abstractproperty()
 
     file_templates = {
         **TemplatedPlatform.build_script_templates,
             -ifn {{name}}.prj
             -ofn {{name}}.ngc
             -top {{name}}
-            -p {{platform.device}}{{platform.package}}-{{platform.speedgrade}}
+            -p {{platform.device}}{{platform.package}}-{{platform.speed}}
             {{get_override("script_after_run")|default("# (script_after_run placeholder)")}}
         """,
         "{{name}}.ucf": r"""