diff --git a/ci/test/00_setup_env_native_centos.sh b/ci/test/00_setup_env_native_centos.sh
index ff4b9bc570a..c423d788eb8 100755
--- a/ci/test/00_setup_env_native_centos.sh
+++ b/ci/test/00_setup_env_native_centos.sh
@@ -10,5 +10,6 @@ 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 git python3 python3-pip which patch xz procps-ng ksh rsync coreutils bison e2fsprogs cmake"
 export PIP_PACKAGES="pyzmq"
+export DEP_OPTS="DEBUG=1"  # Temporarily enable a DEBUG=1 build to check for GCC-bug-117966 regressions. This can be removed once the minimum GCC version is bumped to 12 in the previous releases task, see https://github.com/bitcoin/bitcoin/issues/31436#issuecomment-2530717875
 export GOAL="install"
-export BITCOIN_CONFIG="-DWITH_ZMQ=ON -DBUILD_GUI=ON -DREDUCE_EXPORTS=ON"
+export BITCOIN_CONFIG="-DWITH_ZMQ=ON -DBUILD_GUI=ON -DREDUCE_EXPORTS=ON -DCMAKE_BUILD_TYPE=Debug"