diff --git a/package/python-cffi/Config.in b/package/python-cffi/Config.in
index 3805d3d10a..bc9f6a296d 100644
--- a/package/python-cffi/Config.in
+++ b/package/python-cffi/Config.in
@@ -1,6 +1,7 @@
 config BR2_PACKAGE_PYTHON_CFFI
 	bool "python-cffi"
 	select BR2_PACKAGE_LIBFFI
+	select BR2_PACKAGE_PYTHON_PYCPARSER # runtime
 	help
 	  This is the Foreign Function Interface for Python calling C
 	  code. The aim of this project is to provide a convenient
diff --git a/package/python-crossbar/Config.in b/package/python-crossbar/Config.in
index faec922e50..2a98467bd4 100644
--- a/package/python-crossbar/Config.in
+++ b/package/python-crossbar/Config.in
@@ -5,7 +5,6 @@ config BR2_PACKAGE_PYTHON_CROSSBAR
 	select BR2_PACKAGE_PYTHON_AUTOBAHN
 	select BR2_PACKAGE_PYTHON_CBOR
 	select BR2_PACKAGE_PYTHON_CLICK
-	select BR2_PACKAGE_PYTHON_PYCPARSER
 	select BR2_PACKAGE_PYTHON_CRYPTOGRAPHY
 	select BR2_PACKAGE_PYTHON_JINJA2
 	select BR2_PACKAGE_PYTHON_LMDB