diff --git a/Jenkinsfile b/Jenkinsfile
index 2795458..f047755 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -48,6 +48,7 @@ pipeline {
                             done
                             '''
                         sh 'conan profile new default --detect --force'
+                        sh 'rm -rf build'
                         sh 'cmake -S . -B build -DCMAKE_BUILD_TYPE=Release -DWITH_ASMJIT=ON -DWITH_TCC=ON -DWITH_LLVM=ON'
                         sh 'cmake --build build -j'
                         sh 'build/dbt-rise-tgc/tgc-sim --isa ?'