diff --git a/eic-spack.sh b/eic-spack.sh
index 59a015814..3a1e6a5b0 100644
--- a/eic-spack.sh
+++ b/eic-spack.sh
@@ -5,4 +5,4 @@ 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="8d090a161331ff5e286ee094eb65adfa35aa6225"
+EICSPACK_VERSION="68e6026a2fb53140b913f9533bc16fd83ccc06b2"
diff --git a/spack-environment/packages.yaml b/spack-environment/packages.yaml
index 9d91f3e29..2e571fec9 100644
--- a/spack-environment/packages.yaml
+++ b/spack-environment/packages.yaml
@@ -94,6 +94,8 @@ packages:
     require:
     - '@2.4.7.1'
     - cxxstd=20
+    - spec: hwcaps=x86_64_v3
+      when: target=x86_64_v2
   cli11:
     require:
     - '@2.4.2:'
@@ -179,6 +181,8 @@ packages:
     require:
     - '@3.5.0'
     - plugins=cxx
+    - spec: hwcaps=x86_64_v3
+      when: target=x86_64_v2
   fjcontrib:
     require:
     - '@1.101'
@@ -303,6 +307,8 @@ packages:
     require:
     - '@6.5.5'
     - +python
+    - spec: hwcaps=x86_64_v3
+      when: target=x86_64_v2
   #llvm:
     #require:
     #- any_of: [~gold, '@:']
@@ -635,6 +641,8 @@ packages:
   vecgeom:
     require:
     - '@2'
+    - spec: hwcaps=x86_64_v3
+      when: target=x86_64_v2
   xerces-c:
     require:
     - cxxstd=20