diff --git a/docs/apidoc/classicalfunction.rst b/docs/apidoc/classicalfunction.rst
deleted file mode 100644
index 73643c4c05b0..000000000000
--- a/docs/apidoc/classicalfunction.rst
+++ /dev/null
@@ -1,6 +0,0 @@
-.. _qiskit-circuit-classicalfunction:
-
-.. automodule:: qiskit.circuit.classicalfunction
-   :no-members:
-   :no-inherited-members:
-   :no-special-members:
diff --git a/docs/apidoc/index.rst b/docs/apidoc/index.rst
index d0ec14a416e4..d6578570951c 100644
--- a/docs/apidoc/index.rst
+++ b/docs/apidoc/index.rst
@@ -15,7 +15,6 @@ Circuit construction:
    circuit
    qiskit.circuit.QuantumCircuit
    circuit_classical
-   classicalfunction
    circuit_library
    circuit_singleton
 
diff --git a/qiskit/synthesis/boolean/boolean_expression_visitor.py b/qiskit/synthesis/boolean/boolean_expression_visitor.py
index 429351433cc9..882c6e10fa63 100644
--- a/qiskit/synthesis/boolean/boolean_expression_visitor.py
+++ b/qiskit/synthesis/boolean/boolean_expression_visitor.py
@@ -11,7 +11,7 @@
 # that they have been altered from the originals.
 
 """Node visitor as defined in https://docs.python.org/3/library/ast.html#ast.NodeVisitor
-This module is used internally by ``qiskit.transpiler.classicalfunction.BooleanExpression``.
+This module is used internally by ``qiskit.synthesis.boolean.BooleanExpression``.
 """
 
 import ast