diff --git a/Doc/library/dis.rst b/Doc/library/dis.rst
index 2b10795..b00d619 100644
--- a/Doc/library/dis.rst
+++ b/Doc/library/dis.rst
@@ -366,6 +366,8 @@
 
    Implements ``TOS = TOS1 @ TOS``.
 
+   .. versionadded:: 3.5
+
 
 .. opcode:: BINARY_FLOOR_DIVIDE
 
@@ -443,6 +445,8 @@
 
    Implements in-place ``TOS = TOS1 @ TOS``.
 
+   .. versionadded:: 3.5
+
 
 .. opcode:: INPLACE_FLOOR_DIVIDE