diff --git a/group_metadata.json b/group_metadata.json
index eac39ade6..799b2b030 100644
--- a/group_metadata.json
+++ b/group_metadata.json
@@ -12,7 +12,6 @@
             -3,
             -2,
             -1,
-            0,
             1,
             2,
             3,
@@ -27,7 +26,6 @@
             "Implausible value",
             "Does not apply",
             "No answer / don't know",
-            "0-16 y.",
             "17-29 y.",
             "30-45 y.",
             "46-65 y.",
@@ -42,7 +40,6 @@
             "unplausibler Wert",
             "trifft nicht zu",
             "keine Angabe/weiß nicht",
-            "0-16 J.",
             "17-29 J.",
             "30-45 J.",
             "46-65 J.",
@@ -546,4 +543,4 @@
             "Zur Miete"
         ]
     }
-}
\ No newline at end of file
+}