diff --git a/eic-spack.sh b/eic-spack.sh
index 8878fb169b01cd58611d5b6e5f3a08ba278dc506..06f5e3df4b317f3f713d88f0a39ad21a19f8adfa 100644
--- a/eic-spack.sh
+++ b/eic-spack.sh
@@ -3,7 +3,7 @@ EICSPACK_ORGREPO="eic/eic-spack"
 
 ## EIC spack github version, e.g. v0.19.7 or commit hash
 ## note: nightly builds will use e.g. releases/v0.19
-EICSPACK_VERSION="v0.20.7"
+EICSPACK_VERSION="v0.20.8"
 
 ## Space-separated list of eic-spack cherry-picks
 read -r -d '' EICSPACK_CHERRYPICKS <<- \
diff --git a/spack-environment/dev/spack.yaml b/spack-environment/dev/spack.yaml
index 8f5ca7a4bec406fb99c74897b97172a1b78ca714..84257e49df1dee5dc26f50cdce7e8f87a996e446 100644
--- a/spack-environment/dev/spack.yaml
+++ b/spack-environment/dev/spack.yaml
@@ -20,7 +20,7 @@ spack:
     - dd4hep@1.25.1 +ddg4 +ddcad -frames +hepmc3 +lcio +xercesc
     - dpmjet@19.3.5
     - edm4eic@2.0.0 cxxstd=17
-    - edm4hep@=0.7 cxxstd=17
+    - edm4hep@0.7.2 cxxstd=17
     - eic-smear@1.1.10
     - eigen@3.4.0
     - emacs@28.2