diff --git a/scripts/bench-time-seq.sh b/scripts/bench-time-seq.sh
index 07be1e9c149e48ab0326a3095dd42f580a47e658..a6b212a48e12b7362cfb08709f5de924dbec267d 100644
--- a/scripts/bench-time-seq.sh
+++ b/scripts/bench-time-seq.sh
@@ -5,7 +5,7 @@ export HFI_NO_CPUAFFINITY=1
 suffix="$1"
 
 # configuration and compilation
-build_dir="build${suffix}"
+build_dir="build-${suffix}"
 rm -rf "${build_dir}"  # start from scratch
 cmake -B "${build_dir}" -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_FLAGS="-O3 -march=native" -Dscalfmm_BUILD_BENCH=ON
 cmake --build "${build_dir}" --target fmm-computation-seq
diff --git a/scripts/bench-time-task-dep.sh b/scripts/bench-time-task-dep.sh
index dd2e9fa7493815b2a8087058a6c2e82e5a6bdbfb..2237740d9ecad1202e8047695dbbf2ca50cdec51 100644
--- a/scripts/bench-time-task-dep.sh
+++ b/scripts/bench-time-task-dep.sh
@@ -5,7 +5,7 @@ export HFI_NO_CPUAFFINITY=1
 suffix="$1"
 
 # configuration and compilation
-build_dir="build${suffix}"
+build_dir="build-${suffix}"
 rm -rf "${build_dir}"  # start from scratch
 cmake -B "${build_dir}" -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_FLAGS="-O3 -march=native" -Dscalfmm_BUILD_BENCH=ON
 cmake --build "${build_dir}" --target fmm-computation-omp
diff --git a/scripts/test-accuracy.sh b/scripts/test-accuracy.sh
index 51491c93b1f71c4633e5f68be762bc9fbe37aaa1..57f9e4112b659207264691c02b9a29ae32ede1b4 100644
--- a/scripts/test-accuracy.sh
+++ b/scripts/test-accuracy.sh
@@ -5,7 +5,7 @@ export HFI_NO_CPUAFFINITY=1
 suffix="$1"
 
 # configuration and compilation
-build_dir="build${suffix}"
+build_dir="build-${suffix}"
 rm -rf "${build_dir}"  # start from scratch
 cmake -B "${build_dir}" -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_FLAGS="-O3 -march=native" -Dscalfmm_BUILD_BENCH=ON
 cmake --build "${build_dir}" --target fmm-computation-seq