From b29d85663c19c574a4fd586e7b8367d54dccccc9 Mon Sep 17 00:00:00 2001
From: Martin Reuter <reuter@mit.edu>
Date: Thu, 21 May 2026 17:35:01 +0200
Subject: [PATCH 1/2] don't use --upx in mac build and guard if upx is not
 available

---
 tools/build/install_fs_pruned.sh           | 18 +++++++++++++-----
 tools/macos_build/build_release_package.sh |  2 +-
 2 files changed, 14 insertions(+), 6 deletions(-)

diff --git a/tools/build/install_fs_pruned.sh b/tools/build/install_fs_pruned.sh
index 932a154f9..54a613ef9 100755
--- a/tools/build/install_fs_pruned.sh
+++ b/tools/build/install_fs_pruned.sh
@@ -427,12 +427,20 @@ do
   cp -r "$fss/$file" "$fsd/$file"
 done
 
-# pack if desired with upx (do this before adding all the links
+# pack if desired with upx (do this before adding all the links)
 if [[ "$upx" == "true" ]] ; then
-  echo "finding executables in $fsd/bin/..."
-  exe=($(find "$fsd/bin" -exec file {} \; | grep ELF | cut -d: -f1))
-  echo "packing $fsd/bin/ executables (this can take a while) ..."
-  upx -9 "${exe[@]}"
+  if [[ -z "$(command -v upx)" ]] ; then
+    echo "UPX requested, but the 'upx' command was not found on PATH; skipping executable packing."
+  else
+    echo "finding executables in $fsd/bin/..."
+    exe=($(find "$fsd/bin" -exec file {} \; | grep ELF | cut -d: -f1))
+    if [[ "${#exe[@]}" -eq 0 ]] ; then
+      echo "No UPX-packable executables found in $fsd/bin, skipping."
+    else
+      echo "packing $fsd/bin/ executables (this can take a while) ..."
+      upx -9 "${exe[@]}"
+    fi
+  fi
 fi
 
 # Modify fsbindings Python package to allow calling scripts like asegstats2table directly:
diff --git a/tools/macos_build/build_release_package.sh b/tools/macos_build/build_release_package.sh
index a6b305908..400c7ab1d 100755
--- a/tools/macos_build/build_release_package.sh
+++ b/tools/macos_build/build_release_package.sh
@@ -51,7 +51,7 @@ rsync -av --progress "$FASTSURFER_HOME/" "$FASTSURFER_TO_PACKAGE" \
       --exclude .git
 
 # install freesurfer into temp folder
-"$tools_dir/build/install_fs_pruned.sh" "$STAGED_DIR" --upx --url "$URL_TO_FREESURFER"
+"$tools_dir/build/install_fs_pruned.sh" "$STAGED_DIR" --url "$URL_TO_FREESURFER"
 
 if [[ ! -d "$STAGED_DIR/freesurfer" ]]
 then

From 2e95f3a176b4ee965e06b430398ebb92cb86d307 Mon Sep 17 00:00:00 2001
From: Martin Reuter <reuter@mit.edu>
Date: Thu, 21 May 2026 17:36:01 +0200
Subject: [PATCH 2/2] switch version to new minor dev

---
 pyproject.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pyproject.toml b/pyproject.toml
index c92540c28..4a2b80632 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = 'setuptools.build_meta'
 
 [project]
 name = 'fastsurfer'
-version = '2.5.1'
+version = '2.6.0-dev'
 description = 'A fast and accurate deep-learning based neuroimaging pipeline'
 readme = 'README.md'
 license = {file = 'LICENSE'}