diff --git a/data/inetnum/172.20.149.64_29 b/data/inetnum/172.20.149.64_27
similarity index 74%
rename from data/inetnum/172.20.149.64_29
rename to data/inetnum/172.20.149.64_27
index 9496cf203..624429139 100644
--- a/data/inetnum/172.20.149.64_29
+++ b/data/inetnum/172.20.149.64_27
@@ -1,5 +1,5 @@
-inetnum:            172.20.149.64 - 172.20.149.71
-cidr:               172.20.149.64/29
+inetnum:            172.20.149.64 - 172.20.149.95
+cidr:               172.20.149.64/27
 netname:            SZCZOT3K-DN42
 country:            PL
 admin-c:            SZCZOT3K-DN42
diff --git a/data/route/172.20.149.64_29 b/data/route/172.20.149.64_27
similarity index 71%
rename from data/route/172.20.149.64_29
rename to data/route/172.20.149.64_27
index 7935c1566..94a086200 100644
--- a/data/route/172.20.149.64_29
+++ b/data/route/172.20.149.64_27
@@ -1,4 +1,4 @@
-route:              172.20.149.64/29
+route:              172.20.149.64/27
 origin:             AS4242423124
 mnt-by:             SZCZOT3K-MNT
 source:             DN42