diff --git a/coin/platform_configs/cmake_platforms_qemu_qnx.yaml b/coin/platform_configs/cmake_platforms_qemu_qnx.yaml
index 4b34eae7..c7da49e5 100644
--- a/coin/platform_configs/cmake_platforms_qemu_qnx.yaml
+++ b/coin/platform_configs/cmake_platforms_qemu_qnx.yaml
@@ -13,7 +13,7 @@ Configurations:
         'TARGET_CONFIGURE_ARGS=-release -force-debug-info -developer-build -no-dbus -nomake examples',
         'TARGET_CMAKE_ARGS=-DCMAKE_TOOLCHAIN_FILE={{.Env.QNX_710}}/qnx-toolchain-x8664.cmake -DQT_GENERATE_WRAPPER_SCRIPTS_FOR_ALL_HOSTS=ON',
         'QT_CMAKE_DIR=/opt/cmake-3.30.5/bin',
-        'QNX_TEST_ENV=LD_LIBRARY_PATH={{.Env.QNX_QEMU_LD_LIBRARY_PATH}} QSG_RHI_BACKEND=software QT_QPA_PLATFORM=offscreen QTEST_ENVIRONMENT=ci',
+        'QNX_TEST_ENV=TMPDIR=/data/var/tmp LD_LIBRARY_PATH={{.Env.QNX_QEMU_LD_LIBRARY_PATH}} QSG_RHI_BACKEND=software QT_QPA_PLATFORM=offscreen QTEST_ENVIRONMENT=ci',
         'NON_QTBASE_TARGET_CMAKE_ARGS=-DCMAKE_SYSTEM_VERSION=710 -DQT_PROTOBUF_WELL_KNOWN_TYPES_PROTO_DIR=/usr/local/include',
         'QNX_QEMU={{.Env.QNX_710_QEMU}}',
         'VCPKG_HOST_TRIPLET=x64-linux-qt',
@@ -64,7 +64,7 @@ Configurations:
         'TARGET_CONFIGURE_ARGS=-release -force-debug-info -developer-build -no-dbus -nomake examples',
         'TARGET_CMAKE_ARGS=-DCMAKE_TOOLCHAIN_FILE={{.Env.QNX_800}}/qnx-toolchain-x8664.cmake -DQT_GENERATE_WRAPPER_SCRIPTS_FOR_ALL_HOSTS=ON',
         'QT_CMAKE_DIR=/opt/cmake-3.30.5/bin',
-        'QNX_TEST_ENV=LD_LIBRARY_PATH={{.Env.QNX_QEMU_LD_LIBRARY_PATH}} QSG_RHI_BACKEND=software QT_QPA_PLATFORM=offscreen QTEST_ENVIRONMENT=ci',
+        'QNX_TEST_ENV=TMPDIR=/data/var/tmp LD_LIBRARY_PATH={{.Env.QNX_QEMU_LD_LIBRARY_PATH}} QSG_RHI_BACKEND=software QT_QPA_PLATFORM=offscreen QTEST_ENVIRONMENT=ci',
         'NON_QTBASE_TARGET_CMAKE_ARGS=-DCMAKE_SYSTEM_VERSION=802 -DQT_PROTOBUF_WELL_KNOWN_TYPES_PROTO_DIR=/usr/local/include',
         'QNX_QEMU={{.Env.QNX_800_QEMU}}',
         'VCPKG_HOST_TRIPLET=x64-linux-qt',