diff --git a/ci/test/00_setup_env_native_centos.sh b/ci/test/00_setup_env_native_centos.sh
index ef77b2f0c8c..998ddaf45f8 100755
--- a/ci/test/00_setup_env_native_centos.sh
+++ b/ci/test/00_setup_env_native_centos.sh
@@ -9,7 +9,7 @@ export LC_ALL=C.UTF-8
 export CONTAINER_NAME=ci_native_centos
 export CI_IMAGE_NAME_TAG="quay.io/centos/centos:stream10"
 export CI_BASE_PACKAGES="gcc-c++ glibc-devel libstdc++-devel ccache make ninja-build git python3 python3-pip which patch xz procps-ng rsync coreutils bison e2fsprogs cmake dash"
-export PIP_PACKAGES="pyzmq"
+export PIP_PACKAGES="pyzmq pycapnp"
 export DEP_OPTS="DEBUG=1"
 export GOAL="install"
 export BITCOIN_CONFIG="\
diff --git a/ci/test/00_setup_env_native_msan.sh b/ci/test/00_setup_env_native_msan.sh
index 17ac78b4423..4ff82614e9d 100755
--- a/ci/test/00_setup_env_native_msan.sh
+++ b/ci/test/00_setup_env_native_msan.sh
@@ -14,7 +14,8 @@ LIBCXX_FLAGS="-nostdinc++ -nostdlib++ -isystem ${LIBCXX_DIR}include/c++/v1 -L${L
 export MSAN_AND_LIBCXX_FLAGS="${MSAN_FLAGS} ${LIBCXX_FLAGS}"
 
 export CONTAINER_NAME="ci_native_msan"
-export PACKAGES="clang-${APT_LLVM_V} llvm-${APT_LLVM_V} llvm-${APT_LLVM_V}-dev libclang-${APT_LLVM_V}-dev libclang-rt-${APT_LLVM_V}-dev"
+export PACKAGES="clang-${APT_LLVM_V} llvm-${APT_LLVM_V} llvm-${APT_LLVM_V}-dev libclang-${APT_LLVM_V}-dev libclang-rt-${APT_LLVM_V}-dev python3-pip"
+export PIP_PACKAGES="--break-system-packages pycapnp"
 export DEP_OPTS="DEBUG=1 NO_QT=1 CC=clang CXX=clang++ CFLAGS='${MSAN_FLAGS}' CXXFLAGS='${MSAN_AND_LIBCXX_FLAGS}'"
 export GOAL="install"
 export CI_LIMIT_STACK_SIZE=1
diff --git a/ci/test/00_setup_env_native_nowallet_libbitcoinkernel.sh b/ci/test/00_setup_env_native_nowallet_libbitcoinkernel.sh
index 74bc891aafc..58561e55204 100755
--- a/ci/test/00_setup_env_native_nowallet_libbitcoinkernel.sh
+++ b/ci/test/00_setup_env_native_nowallet_libbitcoinkernel.sh
@@ -9,7 +9,8 @@ export LC_ALL=C.UTF-8
 export CONTAINER_NAME=ci_native_nowallet_libbitcoinkernel
 export CI_IMAGE_NAME_TAG="mirror.gcr.io/debian:bookworm"
 # Use minimum supported python3.10 (or best-effort 3.11) and clang-16, see doc/dependencies.md
-export PACKAGES="python3-zmq clang-16 llvm-16 libc++abi-16-dev libc++-16-dev"
+export PACKAGES="python3-zmq python3-pip clang-16 llvm-16 libc++abi-16-dev libc++-16-dev"
+export PIP_PACKAGES="--break-system-packages pycapnp"
 export DEP_OPTS="NO_WALLET=1 CC=clang-16 CXX='clang++-16 -stdlib=libc++'"
 export GOAL="install"
 export BITCOIN_CONFIG="-DREDUCE_EXPORTS=ON -DBUILD_UTIL_CHAINSTATE=ON -DBUILD_KERNEL_LIB=ON -DBUILD_SHARED_LIBS=ON"
diff --git a/ci/test/00_setup_env_native_tsan.sh b/ci/test/00_setup_env_native_tsan.sh
index 3871c37fd5a..bf4b68412b2 100755
--- a/ci/test/00_setup_env_native_tsan.sh
+++ b/ci/test/00_setup_env_native_tsan.sh
@@ -11,7 +11,8 @@ export CI_IMAGE_NAME_TAG="mirror.gcr.io/ubuntu:24.04"
 export APT_LLVM_V="21"
 LIBCXX_DIR="/cxx_build/"
 LIBCXX_FLAGS="-fsanitize=thread -nostdinc++ -nostdlib++ -isystem ${LIBCXX_DIR}include/c++/v1 -L${LIBCXX_DIR}lib -Wl,-rpath,${LIBCXX_DIR}lib -lc++ -lc++abi -lpthread -Wno-unused-command-line-argument"
-export PACKAGES="clang-${APT_LLVM_V} llvm-${APT_LLVM_V} llvm-${APT_LLVM_V}-dev libclang-${APT_LLVM_V}-dev libclang-rt-${APT_LLVM_V}-dev python3-zmq"
+export PACKAGES="clang-${APT_LLVM_V} llvm-${APT_LLVM_V} llvm-${APT_LLVM_V}-dev libclang-${APT_LLVM_V}-dev libclang-rt-${APT_LLVM_V}-dev python3-zmq python3-pip"
+export PIP_PACKAGES="--break-system-packages pycapnp"
 export DEP_OPTS="CC=clang CXX=clang++ CXXFLAGS='${LIBCXX_FLAGS}' NO_QT=1"
 export GOAL="install"
 export CI_LIMIT_STACK_SIZE=1
diff --git a/ci/test/00_setup_env_native_valgrind.sh b/ci/test/00_setup_env_native_valgrind.sh
index 99dbe807f5b..d6c45755df2 100755
--- a/ci/test/00_setup_env_native_valgrind.sh
+++ b/ci/test/00_setup_env_native_valgrind.sh
@@ -8,7 +8,8 @@ export LC_ALL=C.UTF-8
 
 export CI_IMAGE_NAME_TAG="mirror.gcr.io/ubuntu:24.04"
 export CONTAINER_NAME=ci_native_valgrind
-export PACKAGES="valgrind python3-zmq libevent-dev libboost-dev libzmq3-dev libsqlite3-dev libcapnp-dev capnproto"
+export PACKAGES="valgrind python3-zmq libevent-dev libboost-dev libzmq3-dev libsqlite3-dev libcapnp-dev capnproto python3-pip"
+export PIP_PACKAGES="--break-system-packages pycapnp"
 export USE_VALGRIND=1
 export NO_DEPENDS=1
 # bind tests excluded for now, see https://github.com/bitcoin/bitcoin/issues/17765#issuecomment-602068547