diff --git a/.scripts/build_steps.sh b/.scripts/build_steps.sh
index eba1dfd..ad34351 100755
--- a/.scripts/build_steps.sh
+++ b/.scripts/build_steps.sh
@@ -34,9 +34,9 @@ CONDARC
 export CONDA_LIBMAMBA_SOLVER_NO_CHANNELS_FROM_INSTALLED=1
 
 mamba install --update-specs --yes --quiet --channel conda-forge --strict-channel-priority \
-    pip mamba conda-build boa conda-forge-ci-setup=4
+    pip mamba conda-build boa conda-build=3.27
 mamba update --update-specs --yes --quiet --channel conda-forge --strict-channel-priority \
-    pip mamba conda-build boa conda-forge-ci-setup=4
+    pip mamba conda-build boa conda-build=3.27
 
 # set up the condarc
 setup_conda_rc "${FEEDSTOCK_ROOT}" "${RECIPE_ROOT}" "${CONFIG_FILE}"
diff --git a/.scripts/run_osx_build.sh b/.scripts/run_osx_build.sh
index 9259eb9..9d78d52 100755
--- a/.scripts/run_osx_build.sh
+++ b/.scripts/run_osx_build.sh
@@ -26,9 +26,9 @@ export CONDA_SOLVER="libmamba"
 export CONDA_LIBMAMBA_SOLVER_NO_CHANNELS_FROM_INSTALLED=1
 
 mamba install --update-specs --quiet --yes --channel conda-forge --strict-channel-priority \
-    pip mamba conda-build boa conda-forge-ci-setup=4
+    pip mamba conda-build boa conda-build=3.27
 mamba update --update-specs --yes --quiet --channel conda-forge --strict-channel-priority \
-    pip mamba conda-build boa conda-forge-ci-setup=4
+    pip mamba conda-build boa conda-build=3.27
 
 
 
diff --git a/.scripts/run_win_build.bat b/.scripts/run_win_build.bat
index 48734de..85b3b13 100755
--- a/.scripts/run_win_build.bat
+++ b/.scripts/run_win_build.bat
@@ -24,7 +24,7 @@ set "CONDA_LIBMAMBA_SOLVER_NO_CHANNELS_FROM_INSTALLED=1"
 
 :: Provision the necessary dependencies to build the recipe later
 echo Installing dependencies
-mamba.exe install "python=3.10" pip mamba conda-build boa conda-forge-ci-setup=4 -c conda-forge --strict-channel-priority --yes
+mamba.exe install "python=3.10" pip mamba conda-build boa conda-build=3.27 -c conda-forge --strict-channel-priority --yes
 if !errorlevel! neq 0 exit /b !errorlevel!
 
 :: Set basic configuration