diff --git a/ci/build_docs.sh b/ci/build_docs.sh
index 7683fb88..d441c1f1 100755
--- a/ci/build_docs.sh
+++ b/ci/build_docs.sh
@@ -11,6 +11,7 @@ rapids-dependency-file-generator \
     --matrix "cuda=${RAPIDS_CUDA_VERSION%.*};arch=$(arch);py=${RAPIDS_PY_VERSION}" | tee env.yaml
 
 rapids-mamba-retry env create --yes -f env.yaml -n docs
+conda config --system --remove channels rapidsai
 conda activate docs
 
 rapids-print-env
diff --git a/ci/build_python.sh b/ci/build_python.sh
index 9b890304..27d3e58f 100755
--- a/ci/build_python.sh
+++ b/ci/build_python.sh
@@ -4,6 +4,7 @@
 set -euo pipefail
 
 rapids-configure-conda-channels
+conda config --system --remove channels rapidsai
 
 source rapids-configure-sccache
 
diff --git a/ci/check_style.sh b/ci/check_style.sh
index 9bc26fe7..58e6ad96 100755
--- a/ci/check_style.sh
+++ b/ci/check_style.sh
@@ -12,6 +12,7 @@ rapids-dependency-file-generator \
   --matrix "cuda=${RAPIDS_CUDA_VERSION%.*};arch=$(arch);py=${RAPIDS_PY_VERSION}" | tee env.yaml
 
 rapids-mamba-retry env create --yes -f env.yaml -n checks
+conda config --system --remove channels rapidsai
 conda activate checks
 
 # Run pre-commit checks
diff --git a/ci/test_notebooks.sh b/ci/test_notebooks.sh
index 01ef8474..c1ceb247 100755
--- a/ci/test_notebooks.sh
+++ b/ci/test_notebooks.sh
@@ -12,6 +12,7 @@ rapids-dependency-file-generator \
   --matrix "cuda=${RAPIDS_CUDA_VERSION%.*};arch=$(arch);py=${RAPIDS_PY_VERSION}" | tee env.yaml
 
 rapids-mamba-retry env create --yes -f env.yaml -n test
+conda config --system --remove channels rapidsai
 
 # Temporarily allow unbound variables for conda activation.
 set +u
diff --git a/ci/test_python.sh b/ci/test_python.sh
index 617ff327..f22fc7be 100755
--- a/ci/test_python.sh
+++ b/ci/test_python.sh
@@ -12,6 +12,7 @@ rapids-dependency-file-generator \
   --matrix "cuda=${RAPIDS_CUDA_VERSION%.*};arch=$(arch);py=${RAPIDS_PY_VERSION}" | tee env.yaml
 
 rapids-mamba-retry env create --yes -f env.yaml -n test
+conda config --system --remove channels rapidsai
 
 # Temporarily allow unbound variables for conda activation.
 set +u