diff --git a/v0/index.md b/v0/index.md
index 1da55ec..ecaf233 100644
--- a/v0/index.md
+++ b/v0/index.md
@@ -7,39 +7,63 @@ The machine identification routines from http://www.1000bit.it/support/manuali/a
 ## E0002
 
 The current version of the audit program doesn't support the identified machine.
-E0003: We tried to put the language card into read bank 1, write bank 1, but failed to write.
+
+## E0003
+
+We tried to put the language card into read bank 1, write bank 1, but failed to write.
 
 ## E0004
 
 We tried to put the language card into read RAM, write RAM, but failed to write.
-E0005: We tried to put the language card into read bank 2, write bank 2, but failed to write.
+
+## E0005
+
+We tried to put the language card into read bank 2, write bank 2, but failed to write.
 
 ## E0006
 
 Read $C088 (read bank 1), but the language card is still reading bank 2.
-E0007: Read $C088 (read bank 1), but the language card is reading ROM.
+
+## E0007
+
+Read $C088 (read bank 1), but the language card is reading ROM.
 
 ## E0007
 
 Read $C088 (read bank 1), but the check byte ($D17B) is an unknown value.
-E0008: Read $C088 (read bank 1, write-protected), but successfully wrote byte ($D17B).
+
+## E0008
+
+Read $C088 (read bank 1, write-protected), but successfully wrote byte ($D17B).
 
 ## E0009
 
 Read $C080 (read bank 2), but the language card is still reading bank 1.
-E000A: Read $C080 (read bank 2), but the language card is reading ROM.
+
+## E000A
+
+Read $C080 (read bank 2), but the language card is reading ROM.
 
 ## E000B
 
 Read $C080 (read bank 2), but the check byte ($D17B) is an unknown value.
-E000C: Read $C080 (read bank 2, write-protected), but successfully wrote byte ($D17B).
+
+## E000C
+
+Read $C080 (read bank 2, write-protected), but successfully wrote byte ($D17B).
 
 ## E000D
 
 Read $C081 (read ROM), but the language card is still reading bank 1.
-E000E: Read $C081 (read ROM), but the language card is reading bank 2.
+
+## E000E
+
+Read $C081 (read ROM), but the language card is reading bank 2.
 
 ## E000F
 
 Read $C081 (read ROM), but the check byte ($D17B) is an unknown value.
-E0010: Read $C081 (read ROM), but successfully modified byte ($D17B).
+
+## E0010
+
+Read $C081 (read ROM), but successfully modified byte ($D17B).