diff --git a/eic-spack.sh b/eic-spack.sh
index a78a43cd8031a16f9e6c40f18a3f7179af9a174a..fde2deb866e26dcb0e77fb2c288763a9437ad131 100644
--- a/eic-spack.sh
+++ b/eic-spack.sh
@@ -3,4 +3,4 @@ EICSPACK_ORGREPO="eic/eic-spack"
 
 ## EIC spack commit hash or github version, e.g. v0.19.7
 ## note: nightly builds could use a branch e.g. releases/v0.19
-EICSPACK_VERSION="e3b94e80be4351bcb197402d3c8ba66fde9062b7"
\ No newline at end of file
+EICSPACK_VERSION="e3b94e80be4351bcb197402d3c8ba66fde9062b7"
diff --git a/spack-environment/packages.yaml b/spack-environment/packages.yaml
index a55922eb75a76103f735509e8ca47f9c0c317ac4..09a3c8d367e47157ea77c4c532a7b41ee71b4e8f 100644
--- a/spack-environment/packages.yaml
+++ b/spack-environment/packages.yaml
@@ -19,7 +19,7 @@ packages:
   acts:
     require:
     - '%clang'
-    - '@35.2.0'
+    - '@36.3.2'
     - cxxstd=20 +dd4hep +edm4hep +examples +fatras +geant4 +json +onnx +podio +python +tgeo
   actsvg:
     require:
@@ -115,7 +115,7 @@ packages:
   eicrecon:
     require:
     - '%clang'
-    - '@1.22.0' # EICRECON_VERSION
+    - '@git.acts-38' # EICRECON_VERSION
   eigen:
     require:
     - '@3.4.0'