diff --git a/hardware/Rakefile b/hardware/Rakefile
index 2f9acc8..aac7666 100644
--- a/hardware/Rakefile
+++ b/hardware/Rakefile
@@ -299,7 +299,9 @@ end
 desc "copy schematic to version it: include version, revision, and date"
 targets.each do |target|
   file target[:vsch] => target[:sch] do |t|
+    # embed symbols
     sh "cp #{t.prerequisites.join(' ')} #{t.name}"
+    sh "gschlas -e #{t.name}"
     # on \ is to prevent ruby interpreting it, th other is for sed
     # the version
     sh "sed -i 's/\\(version=\\)\\$Version\\$/\\1#{version}/' #{t.name}"