diff --git a/Jenkinsfile b/Jenkinsfile
index e0090d4..5ec9ba1 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -6,12 +6,13 @@ def buildTarget(String path, String rpmArch = 'noarch', String debArch = 'noarch
     final String system_name = !path.contains('mingw') ? sh(returnStdout: true, script: 'uname -s').trim() : 'Windows'
     final String linker = "/usr/bin/${path}-ld"
     final String build_directory = "cmake-build-${packageArch}${suffix}"
+    final boolean upx_exists = fileExists('/usr/bin/upx')
     // Note: CMake 3.20 or higher is needed
     cmakeBuild buildDir: build_directory, buildType: 'release', cleanBuild: true, installation: 'Latest',
-        cmakeArgs: "--no-warn-unused-cli -DCMAKE_SYSTEM_NAME=\"${system_name}\" -DCMAKE_C_COMPILER=/usr/bin/${path}-gcc -DCMAKE_CXX_COMPILER=/usr/bin/${path}-g++ -DCMAKE_LINKER=${fileExists("${linker}.gold") ? "${linker}.gold" : linker} -DCMAKE_AR=/usr/bin/${path}-ar -DCMAKE_RC_COMPILER=/usr/bin/${path}-windres -DCPACK_RPM_PACKAGE_ARCHITECTURE=${rpmArch} -DCPACK_DEBIAN_PACKAGE_ARCHITECTURE=${debArch} -DCXX_TARGET=${packageArch} -DCMAKE_EXE_LINKER_FLAGS=-static -DNO_SELF_PACKER=${path.contains('riscv') ? 'ON' : 'OFF'} -DIGNORE_MINIMAL_COMPILER_VERSION=ON -DCPACK_STRIP_FILES=FALSE ${no_compilation_cache_flags()}",
+        cmakeArgs: "--no-warn-unused-cli -DCMAKE_SYSTEM_NAME=\"${system_name}\" -DCMAKE_C_COMPILER=/usr/bin/${path}-gcc -DCMAKE_CXX_COMPILER=/usr/bin/${path}-g++ -DCMAKE_LINKER=${fileExists("${linker}.gold") ? "${linker}.gold" : linker} -DCMAKE_AR=/usr/bin/${path}-ar -DCMAKE_RC_COMPILER=/usr/bin/${path}-windres -DCPACK_RPM_PACKAGE_ARCHITECTURE=${rpmArch} -DCPACK_DEBIAN_PACKAGE_ARCHITECTURE=${debArch} -DCXX_TARGET=${packageArch} -DCMAKE_EXE_LINKER_FLAGS=-static -DNO_SELF_PACKER=${!upx_exists || path.contains('riscv') ? 'ON' : 'OFF'} -DIGNORE_MINIMAL_COMPILER_VERSION=ON -DCPACK_STRIP_FILES=FALSE ${no_compilation_cache_flags()}",
         generator: cmake_generator()
     cmake arguments: "--build ./$build_directory --target ybcon", installation: 'Latest'
-    if (!fileExists('/usr/bin/upx')) {
+    if (!upx_exists) {
         sh "/usr/bin/${path}-strip -s ./$build_directory/ybcon*"
     }
     cpack installation: 'Latest', workingDir: build_directory