diff --git a/scripts/requirements.sh b/scripts/requirements.sh
index 2749ec9..ea2d4c2 100755
--- a/scripts/requirements.sh
+++ b/scripts/requirements.sh
@@ -28,15 +28,6 @@ sed -i '/python-qpid-proton===0.14.0/d' /upper-constraints.txt
 # https://review.opendev.org/c/openstack/requirements/+/813693
 [[ "${PYTHON3}" != "no" ]] && sed -i '/^futures===/d' /upper-constraints.txt
 
-# Remove trollius 2.1 because of multiple problems:
-# - It is not published on pypi anymore (only 2.1.post2 is)
-# - Trollius is a py2 only software, and the current requirement from
-#   u-c doesn't have python version matcher.
-# - I have proposed a list of fix which should make things right in u-c:
-# https://review.opendev.org/#/c/673415/
-# https://review.opendev.org/#/c/673414/
-sed -i '/trollius===2.1/d' /upper-constraints.txt
-
 # Ensure M2Crypto doesn't need to be built because it can't be built with
 # the default openssl devel distro packages for ubuntu/centos. (This is
 # because those libraries are not compatible with M2Crypto (outdated).