diff --git a/requirements.txt b/requirements.txt
index 4dc2b033d..006a4015c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,9 +16,9 @@ pyyaml
 --editable git+https://github.com/inducer/dagrt.git#egg=dagrt
 --editable git+https://github.com/inducer/leap.git#egg=leap
 --editable git+https://github.com/inducer/modepy.git#egg=modepy
---editable git+https://github.com/inducer/arraycontext.git#egg=arraycontext
+--editable git+https://github.com/majosm/arraycontext.git@empty-subcontainers#egg=arraycontext
 --editable git+https://github.com/inducer/meshmode.git#egg=meshmode
---editable git+https://github.com/inducer/grudge.git#egg=grudge
+--editable git+https://github.com/majosm/grudge.git@use-actx-reductions#egg=grudge
 --editable git+https://github.com/inducer/pytato.git#egg=pytato
 --editable git+https://github.com/ecisneros8/pyrometheus.git#egg=pyrometheus
 --editable git+https://github.com/illinois-ceesd/logpyle.git#egg=logpyle