diff --git a/src/de/inetsoftware/jwebassembly/binary/InstructionOpcodes.java b/src/de/inetsoftware/jwebassembly/binary/InstructionOpcodes.java
index 3df4895..df1d5d8 100644
--- a/src/de/inetsoftware/jwebassembly/binary/InstructionOpcodes.java
+++ b/src/de/inetsoftware/jwebassembly/binary/InstructionOpcodes.java
@@ -53,7 +53,7 @@ interface InstructionOpcodes {
 
     static final int RETHROW             = 0x09;
 
-    static final int CATCHALL            = 0x0A;
+    static final int BR_ON_EXN           = 0x0A;
 
     static final int END       = 0x0B;