diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 378fb83aa2f6c926ced5cdd125be2a50ca75033e..f28e7c3e891c1cb54d9ca2413025b6658c70a42e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -337,8 +337,12 @@ jug_dev:
                    --build-arg S3_SECRET_KEY=${S3_SECRET_KEY}
                    --build-arg JUG_VERSION=${EXPORT_TAG}-${BUILD_TYPE}-$(git rev-parse HEAD)
                    ${IF_BUILD_DEFAULT:+
-                     --build-arg JUGGLER_VERSION=${JUGGLER_VERSION}
-                     --build-arg EICRECON_VERSION=${EICRECON_VERSION}
+                     ${JUGGLER_VERSION:+--build-arg JUGGLER_VERSION=${JUGGLER_VERSION}}
+                     ${EICRECON_VERSION:+--build-arg EICRECON_VERSION=${EICRECON_VERSION}}
+                   }
+                   ${IF_BUILD_NIGHTLY:+
+                     --build-arg JUGGLER_VERSION=main
+                     --build-arg EICRECON_VERSION=main
                    }
                    --build-arg ENV=${ENV}
                    --build-arg jobs=${JOBS}
diff --git a/containers/jug/dev.Dockerfile b/containers/jug/dev.Dockerfile
index bbea66a02145a73201437c29af32b510a795869d..38edc89f5c14b2e7c6aa5922a80e6f62a9853137 100644
--- a/containers/jug/dev.Dockerfile
+++ b/containers/jug/dev.Dockerfile
@@ -131,10 +131,6 @@ FROM spack as builder
 ## Setup our custom environment (secret mount for write-enabled mirror)
 COPY --from=spack-environment . /opt/spack-environment/
 ARG ENV=dev
-ARG JUGGLER_VERSION="main"
-ADD https://eicweb.phy.anl.gov/api/v4/projects/EIC%2Fjuggler/repository/tree?ref=${JUGGLER_VERSION} /tmp/juggler.json
-ARG EICRECON_VERSION="main"
-ADD https://api.github.com/repos/eic/eicrecon/commits/${EICRECON_VERSION} /tmp/eicrecon.json
 ENV SPACK_ENV=/opt/spack-environment/${ENV}
 RUN --mount=type=cache,target=/ccache,id=${TARGETPLATFORM}              \
     --mount=type=cache,target=/var/cache/spack                          \
@@ -145,8 +141,31 @@ export CCACHE_DIR=/ccache
 spack buildcache update-index local
 spack buildcache update-index eics3rw
 spack env activate --dir ${SPACK_ENV}
-spack add juggler@git.${JUGGLER_VERSION}
-spack add eicrecon@git.${EICRECON_VERSION}
+make --jobs ${jobs} --keep-going --directory /opt/spack-environment SPACK_ENV=${SPACK_ENV} BUILDCACHE_MIRROR="local eics3rw"
+ccache --show-stats
+ccache --zero-stats
+EOF
+
+## Setup our custom environment with custom versions (on top of cached layer)
+ARG JUGGLER_VERSION=""
+ARG EICRECON_VERSION=""
+ADD https://eicweb.phy.anl.gov/api/v4/projects/EIC%2Fjuggler/repository/tree?ref=${JUGGLER_VERSION} /tmp/juggler.json
+ADD https://api.github.com/repos/eic/eicrecon/commits/${EICRECON_VERSION} /tmp/eicrecon.json
+RUN --mount=type=cache,target=/ccache,id=${TARGETPLATFORM}              \
+    --mount=type=cache,target=/var/cache/spack                          \
+    --mount=type=secret,id=mirrors,target=/opt/spack/etc/spack/mirrors.yaml \
+    <<EOF
+source $SPACK_ROOT/share/spack/setup-env.sh
+export CCACHE_DIR=/ccache
+spack buildcache update-index local
+spack buildcache update-index eics3rw
+spack env activate --dir ${SPACK_ENV}
+if [ -n ${JUGGLER_VERSION} ] ; then
+  spack rm juggler && spack add juggler@git.${JUGGLER_VERSION}
+fi
+if [ -n ${EICRECON_VERSION} ] ; then
+  spack rm eicrecon && spack add eicrecon@git.${EICRECON_VERSION}
+fi
 make --jobs ${jobs} --keep-going --directory /opt/spack-environment SPACK_ENV=${SPACK_ENV} BUILDCACHE_MIRROR="local eics3rw"
 ccache --show-stats
 ccache --zero-stats
diff --git a/spack-environment/dev/spack.yaml b/spack-environment/dev/spack.yaml
index 4a2dcd6d605eadc3299f9344577181bbd7537805..78a174a18a15207513eacabfb9a1647b40ebb6fd 100644
--- a/spack-environment/dev/spack.yaml
+++ b/spack-environment/dev/spack.yaml
@@ -23,6 +23,7 @@ spack:
     - edm4eic
     - edm4hep
     - eic-smear
+    - eicrecon
     - eigen
     - emacs
     - fastjet
@@ -37,6 +38,7 @@ spack:
     - imagemagick
     - irt
     - jana2
+    - juggler
     - lcov
     - lhapdf
     - madx
diff --git a/spack-environment/packages.yaml b/spack-environment/packages.yaml
index 6b54ce6905fe6494f453cdb3dc584a75f9accf88..ccbb25ffd579bb28a9542301aad4e75e5c6490a5 100644
--- a/spack-environment/packages.yaml
+++ b/spack-environment/packages.yaml
@@ -89,6 +89,9 @@ packages:
   eic-smear:
     require:
     - '@1.1.12'
+  eicrecon:
+    require:
+    - '@1.6.1'
   eigen:
     require:
     - '@3.4.0'
@@ -146,6 +149,9 @@ packages:
     require:
     - '@2.1.1'
     - -ipo +podio +root +zmq
+  juggler:
+    require:
+    - '@10.1.0'
   lcov:
     require:
     - '@1.16'
diff --git a/spack-environment/prod/spack.yaml b/spack-environment/prod/spack.yaml
index 5e24e56155080827d96f109076b156a36a0731ba..1996195e8bd581cf8eafd8a53c4f47191cdf9f57 100644
--- a/spack-environment/prod/spack.yaml
+++ b/spack-environment/prod/spack.yaml
@@ -7,6 +7,7 @@ spack:
     - cmake
     - dd4hep
     - edm4eic
+    - eicrecon
     - fastjet
     - fjcontrib
     - gaudi
@@ -15,6 +16,7 @@ spack:
     - intel-tbb
     - irt
     - jana2
+    - juggler
     - npsim -geocad
     - py-boto3
     - py-jinja2