diff --git a/ch07.asciidoc b/ch07.asciidoc
index a182b1bb..09200196 100644
--- a/ch07.asciidoc
+++ b/ch07.asciidoc
@@ -82,7 +82,7 @@ https://blockexplorer.com/block/000000000019d6689c085ae165831e934ff763ae46a2a6c1
 
 Using the Bitcoin Core reference client on the command line:
 
-[source,bash]
+
 ----
 $ bitcoind getblock 000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f
 ----