diff --git a/.cirrus.yml b/.cirrus.yml
index 662e38e66a..4370e18705 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -47,7 +47,7 @@ cirrus_ephemeral_worker_template_env: &CIRRUS_EPHEMERAL_WORKER_TEMPLATE_ENV
 # The following specific types should exist, with the following requirements:
 # - small: For an x86_64 machine, recommended to have 2 CPUs and 8 GB of memory.
 # - medium: For an x86_64 machine, recommended to have 4 CPUs and 16 GB of memory.
-# - mantic: For a machine running the Linux kernel shipped with exaclty Ubuntu Mantic 23.10. The machine is recommended to have 4 CPUs and 16 GB of memory.
+# - noble: For a machine running the Linux kernel shipped with exaclty Ubuntu Noble 24.04. The machine is recommended to have 4 CPUs and 16 GB of memory.
 # - arm64: For an aarch64 machine, recommended to have 2 CPUs and 8 GB of memory.
 
 # https://cirrus-ci.org/guide/tips-and-tricks/#sharing-configuration-between-tasks
@@ -174,8 +174,9 @@ task:
     # so any settings will need to be written to the settings env file:
     - sed -i "s|\${CIRRUS_CI}|true|g" ./ci/test/00_setup_env_native_asan.sh
   << : *GLOBAL_TASK_TEMPLATE
-  container:
-    image: docker.io/ubuntu:24.04
+  persistent_worker:
+    labels:
+      type: noble  # Must use this specific worker (needed for USDT functional tests)
   env:
     << : *CIRRUS_EPHEMERAL_WORKER_TEMPLATE_ENV
     FILE_ENV: "./ci/test/00_setup_env_native_asan.sh"
diff --git a/ci/test/00_setup_env_native_asan.sh b/ci/test/00_setup_env_native_asan.sh
index 7082a53355..60486f8f61 100755
--- a/ci/test/00_setup_env_native_asan.sh
+++ b/ci/test/00_setup_env_native_asan.sh
@@ -6,6 +6,7 @@
 
 export LC_ALL=C.UTF-8
 
+export CI_IMAGE_NAME_TAG="docker.io/ubuntu:24.04"
 # Only install BCC tracing packages in Cirrus CI.
 if [[ "${CIRRUS_CI}" == "true" ]]; then
   BPFCC_PACKAGE="bpfcc-tools linux-headers-$(uname --kernel-release)"
@@ -17,7 +18,6 @@ fi
 
 export CONTAINER_NAME=ci_native_asan
 export PACKAGES="systemtap-sdt-dev clang-17 llvm-17 libclang-rt-17-dev python3-zmq qtbase5-dev qttools5-dev-tools libevent-dev libboost-dev libdb5.3++-dev libminiupnpc-dev libnatpmp-dev libzmq3-dev libqrencode-dev libsqlite3-dev ${BPFCC_PACKAGE}"
-export CI_IMAGE_NAME_TAG="docker.io/ubuntu:24.04"
 export NO_DEPENDS=1
 export GOAL="install"
 export BITCOIN_CONFIG="--enable-c++20 --enable-usdt --enable-zmq --with-incompatible-bdb --with-gui=qt5 \
diff --git a/ci/test/00_setup_env_native_fuzz.sh b/ci/test/00_setup_env_native_fuzz.sh
index c038cf41a8..ee868e5901 100755
--- a/ci/test/00_setup_env_native_fuzz.sh
+++ b/ci/test/00_setup_env_native_fuzz.sh
@@ -6,7 +6,7 @@
 
 export LC_ALL=C.UTF-8
 
-export CI_IMAGE_NAME_TAG="ubuntu:24.04"
+export CI_IMAGE_NAME_TAG="docker.io/ubuntu:24.04"
 export CONTAINER_NAME=ci_native_fuzz
 export PACKAGES="clang-17 llvm-17 libclang-rt-17-dev libevent-dev libboost-dev libsqlite3-dev"
 export NO_DEPENDS=1
diff --git a/ci/test/00_setup_env_native_tidy.sh b/ci/test/00_setup_env_native_tidy.sh
index dba5f7e3f2..c03392af06 100755
--- a/ci/test/00_setup_env_native_tidy.sh
+++ b/ci/test/00_setup_env_native_tidy.sh
@@ -6,7 +6,7 @@
 
 export LC_ALL=C.UTF-8
 
-export CI_IMAGE_NAME_TAG="ubuntu:24.04"
+export CI_IMAGE_NAME_TAG="docker.io/ubuntu:24.04"
 export CONTAINER_NAME=ci_native_tidy
 export TIDY_LLVM_V="17"
 export PACKAGES="clang-${TIDY_LLVM_V} libclang-${TIDY_LLVM_V}-dev llvm-${TIDY_LLVM_V}-dev libomp-${TIDY_LLVM_V}-dev clang-tidy-${TIDY_LLVM_V} jq bear cmake libevent-dev libboost-dev libminiupnpc-dev libnatpmp-dev libzmq3-dev systemtap-sdt-dev libqt5gui5 libqt5core5a libqt5dbus5 qttools5-dev qttools5-dev-tools libqrencode-dev libsqlite3-dev libdb++-dev"