diff --git a/spell/de.utf-8.add b/spell/de.utf-8.add
index 1316625..08e418b 100644
--- a/spell/de.utf-8.add
+++ b/spell/de.utf-8.add
@@ -1,2 +1,20 @@
 transgender
 python
+SI
+Tera
+Giga
+Mega
+kilo
+hekto
+Deka
+dezi
+centi
+milli
+mikro
+nano
+piko
+femto
+atto
+blue
+Summenregel
+Konstantenregel
diff --git a/spell/de.utf-8.add.spl b/spell/de.utf-8.add.spl
index 85b36cb..2b41d69 100644
Binary files a/spell/de.utf-8.add.spl and b/spell/de.utf-8.add.spl differ