diff --git a/requirements/ci.in b/requirements/ci.in
index 1d9cd98..43e07ee 100644
--- a/requirements/ci.in
+++ b/requirements/ci.in
@@ -1,2 +1,5 @@
 copier
 tox
+
+# See https://github.com/copier-org/copier/issues/1568
+pyyaml-include<2
diff --git a/requirements/ci.txt b/requirements/ci.txt
index f8b18be..b4e9370 100644
--- a/requirements/ci.txt
+++ b/requirements/ci.txt
@@ -1,4 +1,4 @@
-# SHA1:2615eaebe40de725f1c9a7dfea75d8058adc8e99
+# SHA1:c4157ceedf6f2fbba4f56b2bdd7ef822a54c7ac6
 #
 # This file is autogenerated by pip-compile-multi
 # To update, run:
@@ -27,8 +27,6 @@ filelock==3.13.3
     # via
     #   tox
     #   virtualenv
-fsspec==2024.3.1
-    # via pyyaml-include
 funcy==2.0
     # via copier
 jinja2==3.1.3
@@ -70,8 +68,10 @@ pyyaml==6.0.1
     #   copier
     #   jinja2-ansible-filters
     #   pyyaml-include
-pyyaml-include==2.0
-    # via copier
+pyyaml-include==1.4.1
+    # via
+    #   -r ci.in
+    #   copier
 questionary==2.0.1
     # via copier
 tomli==2.0.1
@@ -84,7 +84,6 @@ typing-extensions==4.10.0
     # via
     #   pydantic
     #   pydantic-core
-    #   pyyaml-include
 virtualenv==20.25.1
     # via tox
 wcwidth==0.2.13
diff --git a/template/requirements/dev.in b/template/requirements/dev.in
index 53ddf47..8d6e485 100644
--- a/template/requirements/dev.in
+++ b/template/requirements/dev.in
@@ -9,3 +9,6 @@ copier
 jupyterlab
 pip-compile-multi
 pre-commit
+
+# See https://github.com/copier-org/copier/issues/1568
+pyyaml-include<2