diff --git a/i18n/sli.json b/i18n/sli.json
index 859649ec..a9650ce2 100644
--- a/i18n/sli.json
+++ b/i18n/sli.json
@@ -1,8 +1,24 @@
 {
 	"@metadata": {
 		"authors": [
-			"Ghiutun"
+			"Ghiutun",
+			"Äberlausitzer"
 		]
 	},
-	"categorytree-num-categories": "$1 Kat."
+	"categorytree-legend": "Zeige Kategorienboom",
+	"categorytree-category": "Kategorie",
+	"categorytree-parents": "Aeberkategorien",
+	"categorytree-mode-label": "Modus:",
+	"categorytree-mode-pages": "Seita außer Dateien",
+	"categorytree-mode-all": "olle Seita",
+	"categorytree-expand": "ausklappen",
+	"categorytree-member-counts": "enthält {{PLURAL:$1|1 Underkategorie|$1 Underkategorien}}, {{PLURAL:$2|1 Seite|$2 Seita}} und {{PLURAL:$3|1 Datei|$3 Dateien}}",
+	"categorytree-num-categories": "$1 K",
+	"categorytree-num-pages": "$1 S",
+	"categorytree-num-files": "$1 D",
+	"categorytree-load": "loada",
+	"categorytree-loading": "loade …",
+	"categorytree-nothing-found": "'s wurde nischts gefunda.",
+	"categorytree-no-subcategories": "Kenne Underkategorien",
+	"categorytree-no-parent-categories": "Kenne Aeberkategorien"
 }