diff --git a/doc/api/crypto.md b/doc/api/crypto.md
index b8e48a2b2d..956c1cb891 100644
--- a/doc/api/crypto.md
+++ b/doc/api/crypto.md
@@ -992,7 +992,7 @@ thrown.
 
 ## `crypto` module methods and properties
 
-## crypto.constants
+### crypto.constants
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