diff --git a/BIP-1xx.mediawiki b/bip-0106.mediawiki
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rename to bip-0106.mediawiki
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--- a/BIP-1xx.mediawiki
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@@ -1,5 +1,5 @@
 <pre>
-  BIP: 1xx
+  BIP: 106
   Title: Dynamically Controlled Bitcoin Block Size Max Cap
   Author: Upal Chakraborty <bitcoin@upalc.com>
   Status: Draft