diff --git a/package/python-treq/python-treq.mk b/package/python-treq/python-treq.mk
index 57dc50ee74..8995bf2cfe 100644
--- a/package/python-treq/python-treq.mk
+++ b/package/python-treq/python-treq.mk
@@ -4,6 +4,9 @@
 #
 ################################################################################
 
+# When bumping this package, make sure to also verify if the
+# python-twisted package still works and to update its hash,
+# as they share the same version/site variables.
 PYTHON_TREQ_VERSION = 22.2.0
 PYTHON_TREQ_SOURCE = treq-$(PYTHON_TREQ_VERSION).tar.gz
 PYTHON_TREQ_SITE = https://files.pythonhosted.org/packages/cd/c8/b68ab17d994133baf6edbcb5551ba81e1494bdc6d5e21a9d4f3bc4315140
diff --git a/package/python-twisted/python-twisted.mk b/package/python-twisted/python-twisted.mk
index e5d643ec05..8a89d3dc82 100644
--- a/package/python-twisted/python-twisted.mk
+++ b/package/python-twisted/python-twisted.mk
@@ -4,6 +4,9 @@
 #
 ################################################################################
 
+# When bumping this package, make sure to also verify if the
+# python-treq package still works and to update its hash,
+# as they share the same version/site variables.
 PYTHON_TWISTED_VERSION = 22.2.0
 PYTHON_TWISTED_SOURCE = Twisted-$(PYTHON_TWISTED_VERSION).tar.gz
 PYTHON_TWISTED_SITE = https://files.pythonhosted.org/packages/40/8b/56e8870d412c550b3ff2d6714ee212c7e80a6634f4e720c3a26a983e7b46