diff --git a/data/as-block/AS4266030000-AS426603399 b/data/as-block/AS4266030000-AS4266033999
similarity index 77%
rename from data/as-block/AS4266030000-AS426603399
rename to data/as-block/AS4266030000-AS4266033999
index 4627efe..53b0394 100644
--- a/data/as-block/AS4266030000-AS426603399
+++ b/data/as-block/AS4266030000-AS4266033999
@@ -1,4 +1,4 @@
-as-block:           AS4266030000-AS426603399
+as-block:           AS4266030000-AS4266033999
 descr:              NX3 ASN space for end-users
 remarks:            This block is reserved for end-user allocation.
 remarks:            You can freely register any ASN in this block.