diff --git a/zacas.adoc b/zacas.adoc
index bdd0c25..81021d8 100644
--- a/zacas.adoc
+++ b/zacas.adoc
@@ -1,7 +1,7 @@
 [[chapter2]]
 == Word/Doubleword/Quadword CAS (AMOCAS.W/D/Q)
 
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+[wavedrom, ,svg] 
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