diff --git a/acts.sh b/acts.sh
index 0ac0296d..2054f74d 100644
--- a/acts.sh
+++ b/acts.sh
@@ -10,6 +10,13 @@ requires:
   - boost
   - Eigen3
   - alibuild-recipe-tools
+env:
+  "ACTS_ROOT": "$ACTS_ROOT"
+prepend_path:
+  "ROOT_INCLUDE_PATH": "$ACTS_ROOT/include"
+  "PYTHONPATH": "$ACTS_ROOT/python"
+prefer_system_check: |
+  ls $ACTS_ROOT/include && ls $ACTS_ROOT/lib64/libActsCore.so
 ---
 #!/bin/bash -e
 
@@ -26,7 +33,9 @@ cmake "$SOURCEDIR" -DCMAKE_INSTALL_PREFIX="$INSTALLROOT" \
   -DACTS_BUILD_EXAMPLES_PYTHON_BINDINGS=ON \
   -DACTS_BUILD_EXAMPLES_PYTHIA8=ON \
   -DACTS_BUILD_EXAMPLES_GEANT4=OFF \
+  -DCMAKE_POLICY_DEFAULT_CMP0144=NEW \
   -DCMAKE_VERBOSE_MAKEFILE=1 \
+  -DCMAKE_POLICY_VERSION_MINIMUM=3.5 \
   -DCMAKE_BUILD_TYPE="${CMAKE_BUILD_TYPE}"
 
 
diff --git a/boost.sh b/boost.sh
index 1bf17400..d4f31019 100644
--- a/boost.sh
+++ b/boost.sh
@@ -1,12 +1,10 @@
 package: boost
 version: "%(tag_basename)s"
-tag: "v1.75.0"
+tag: "v1.83.0"
 source: https://github.com/alisw/boost.git
 requires:
   - "GCC-Toolchain:(?!osx)"
   - Python
-  - libpng
-  - zlib
 build_requires:
   - lzma
   - bz2
@@ -14,7 +12,7 @@ build_requires:
 prepend_path:
   ROOT_INCLUDE_PATH: "$BOOST_ROOT/include"
 prefer_system_check: |
- printf "#include \"boost/version.hpp\"\n# if (BOOST_VERSION < 106400)\n#error \"Cannot use system's boost. Boost > 1.64.00 required.\"\n#endif\nint main(){}" \
+ printf "#include \"boost/version.hpp\"\n# if (BOOST_VERSION < 107700)\n#error \"Cannot use system's boost. Boost > 1.77.00 required.\"\n#endif\nint main(){}" \
  | gcc -I$BOOST_ROOT/include -xc++ - -o /dev/null
 ---
 BOOST_PYTHON=
diff --git a/defaults-actstracking.sh b/defaults-actstracking.sh
deleted file mode 100644
index f6bf1589..00000000
--- a/defaults-actstracking.sh
+++ /dev/null
@@ -1,47 +0,0 @@
-package: defaults-actstracking
-version: v1
-env:
-  CXXFLAGS: "-fPIC -g -O2 -std=c++20"
-  CFLAGS: "-fPIC -g -O2"
-  CMAKE_BUILD_TYPE: "RELEASE"
-  CMAKE_CXX_STANDARD: "20"
-overrides:
-  boost:
-    version: "%(tag_basename)s"
-    tag: "v1.83.0"
-    requires:
-      - "GCC-Toolchain:(?!osx)"
-      - Python
-    prefer_system_check: |
-     printf "#include \"boost/version.hpp\"\n# if (BOOST_VERSION < 107700)\n#error \"Cannot use system's boost. Boost > 1.77.00 required.\n#endif\nint main(){}" \
-     | gcc -I$BOOST_ROOT/include -xc++ - -o /dev/null
-  GCC-Toolchain:
-    tag: v13.2.0-alice1
-    prefer_system_check: |
-      set -e
-      which gfortran || { echo "gfortran missing"; exit 1; }
-      which gcc && test -f $(dirname $(which gcc))/c++ && printf "#define GCCVER ((__GNUC__ * 10000)+(__GNUC_MINOR__ * 100)+(__GNUC_PATCHLEVEL__))\n#if (GCCVER < 130000)\n#error \"System's GCC cannot be used: we need at least GCC $REQUESTED_VERSION We are going to compile our own version.\"\n#endif\n" | gcc -xc++ - -c -o /dev/null
-  FairShip:
-    tag: master
-    source: https://github.com/ShipSoft/FairShip
-    requires:
-      - generators
-      - simulation
-      - FairRoot
-      - FairLogger
-      - GENIE
-      - GenFit
-      - GEANT4
-      - PHOTOSPP
-      - EvtGen
-      - ROOT
-      - ROOTEGPythia6
-      - VMC
-      - HepMC3
-      - acts
-    build_requires:
-      - FairCMakeModules
----
-# This file is included in any build recipe and it's only used to set
-# environment variables. Which file to actually include can be defined by the
-# "--defaults" option of alibuild.
diff --git a/eigen3.sh b/eigen3.sh
index 127ca469..dbaabb36 100644
--- a/eigen3.sh
+++ b/eigen3.sh
@@ -5,6 +5,8 @@ build_requires:
   - "GCC-Toolchain:(?!osx)"
   - CMake
   - alibuild-recipe-tools
+prefer_system_check: |
+  ls $EIGEN3_ROOT/include/eigen3/Eigen/Dense
 ---
 #!/bin/bash -e
 MODULEDIR="$INSTALLROOT/etc/modulefiles"
diff --git a/fairroot.sh b/fairroot.sh
index fc9387d1..2f2221a2 100644
--- a/fairroot.sh
+++ b/fairroot.sh
@@ -53,6 +53,7 @@ cmake $SOURCEDIR
       ${CMAKE_GENERATOR:+-G "$CMAKE_GENERATOR"}                                             \
       ${MACOSX_RPATH:+-DMACOSX_RPATH=${MACOSX_RPATH}}                                       \
       -DCMAKE_CXX_FLAGS="$CXXFLAGS"                                                         \
+      -DCMAKE_CATCH_DISCOVER_TESTS_DISCOVERY_MODE=PRE_TEST                                   \
       ${CMAKE_BUILD_TYPE:+-DCMAKE_BUILD_TYPE=$CMAKE_BUILD_TYPE}                             \
       -DROOTSYS=$ROOTSYS                                                                    \
       -DPythia6_LIBRARY_DIR=$PYTHIA6_ROOT/lib                                               \
@@ -73,6 +74,7 @@ cmake $SOURCEDIR
       ${CXXSTD:+-DCMAKE_CXX_STANDARD=$CXXSTD}                                               \
       -DCMAKE_EXPORT_COMPILE_COMMANDS=ON                                                    \
       -DCMAKE_INSTALL_LIBDIR=lib                                                            \
+      -DCMAKE_POLICY_DEFAULT_CMP0167=NEW \
       -DCMAKE_INSTALL_PREFIX=$INSTALLROOT \
       -DFairCMakeModules_ROOT=$FAIRCMAKEMODULES_ROOT
 
diff --git a/fairship.sh b/fairship.sh
index 4b19a059..f1cc59c2 100644
--- a/fairship.sh
+++ b/fairship.sh
@@ -15,6 +15,8 @@ requires:
   - ROOT
   - ROOTEGPythia6
   - VMC
+  - HepMC3
+  - acts
 build_requires:
   - FairCMakeModules
 env:
diff --git a/gcc-toolchain.sh b/gcc-toolchain.sh
index d42d93c1..f82e5150 100644
--- a/gcc-toolchain.sh
+++ b/gcc-toolchain.sh
@@ -1,6 +1,6 @@
 package: GCC-Toolchain
 version: "%(tag_basename)s"
-tag: alice/v11
+tag: v13.2.0-alice1
 source: https://github.com/alisw/gcc-toolchain
 prepend_path:
   "LD_LIBRARY_PATH": "$GCC_TOOLCHAIN_ROOT/lib64"
@@ -12,7 +12,7 @@ prefer_system: .*
 prefer_system_check: |
   set -e
   which gfortran || { echo "gfortran missing"; exit 1; }
-  which cc && test -f $(dirname $(which cc))/c++ && printf "#define GCCVER ((__GNUC__ << 16)+(__GNUC_MINOR__ << 8)+(__GNUC_PATCHLEVEL__))\n#if (GCCVER < 0x060000 || GCCVER > 0x100000)\n#error \"System's GCC cannot be used: we need GCC 6.X. We are going to compile our own version.\"\n#endif\n" | cc -xc++ - -c -o /dev/null
+  which gcc && test -f $(dirname $(which gcc))/c++ && printf "#define GCCVER ((__GNUC__ * 10000)+(__GNUC_MINOR__ * 100)+(__GNUC_PATCHLEVEL__))\n#if (GCCVER < 130000)\n#error \"System's GCC cannot be used: we need at least GCC $REQUESTED_VERSION We are going to compile our own version.\"\n#endif\n" | gcc -xc++ - -c -o /dev/null
 ---
 #!/bin/bash -e
 
diff --git a/hepmc3.sh b/hepmc3.sh
index bb2d3322..14ea379b 100644
--- a/hepmc3.sh
+++ b/hepmc3.sh
@@ -12,6 +12,8 @@ env:
   "HEPMC3": "$HEPMC3_ROOT"
 prepend_path:
   "ROOT_INCLUDE_PATH": "$HEPMC3_ROOT/include"
+prefer_system_check: |
+  ls $HEPMC3_ROOT/include/HepMC3 && ls $HEPMC3_ROOT/lib/libHepMC3.so
 ---
 #!/bin/bash -e
 MODULEDIR="$INSTALLROOT/etc/modulefiles"