diff --git a/ci/use_conda_packages_from_prs.sh b/ci/use_conda_packages_from_prs.sh
deleted file mode 100755
index d0d5588d..00000000
--- a/ci/use_conda_packages_from_prs.sh
+++ /dev/null
@@ -1,7 +0,0 @@
-#!/bin/bash
-
-LIBCUSPATIAL_CHANNEL=$(rapids-get-pr-conda-artifact cuspatial 1441 cpp)
-CUSPATIAL_CHANNEL=$(rapids-get-pr-conda-artifact cuspatial 1441 python)
-
-conda config --system --add channels "${LIBCUSPATIAL_CHANNEL}"
-conda config --system --add channels "${CUSPATIAL_CHANNEL}"
diff --git a/ci/use_wheels_from_prs.sh b/ci/use_wheels_from_prs.sh
deleted file mode 100755
index 5d250154..00000000
--- a/ci/use_wheels_from_prs.sh
+++ /dev/null
@@ -1,21 +0,0 @@
-#!/bin/bash
-
-RAPIDS_PY_CUDA_SUFFIX="$(rapids-wheel-ctk-name-gen ${RAPIDS_CUDA_VERSION})"
-
-CUSPATIAL_CHANNEL=$(
-  RAPIDS_PY_WHEEL_NAME=cuspatial_${RAPIDS_PY_CUDA_SUFFIX} rapids-get-pr-wheel-artifact cuspatial 1441 python
-)
-CUPROJ_CHANNEL=$(
-  RAPIDS_PY_WHEEL_NAME=cuproj_${RAPIDS_PY_CUDA_SUFFIX} rapids-get-pr-wheel-artifact cuspatial 1441 python
-)
-LIBCUSPATIAL_CHANNEL=$(
-  RAPIDS_PY_WHEEL_NAME=libcuspatial_${RAPIDS_PY_CUDA_SUFFIX} rapids-get-pr-wheel-artifact cuspatial 1441 cpp
-)
-
-cat > /tmp/constraints.txt <<EOF
-cuspatial-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${CUSPATIAL_CHANNEL}/cuspatial_*.whl)
-libcuspatial-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${LIBCUSPATIAL_CHANNEL}/libcuspatial_*.whl)
-cuproj-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${CUPROJ_CHANNEL}/cuproj_*.whl)
-EOF
-
-export PIP_CONSTRAINT=/tmp/constraints.txt