diff --git a/README.md b/README.md
index ca57aa5abb49ab80b1a6447c0c8bac464ba69ad9..2c58e537dbd4d5590e4fa90255f370cc6d4a480d 100644
--- a/README.md
+++ b/README.md
@@ -28,9 +28,7 @@ Note juggler is not needed for `detector_benchmarks` because it is not used but
 
 First set some environment variables.
 ```
-# export JUGGLER_INSTALL_PREFIX=$HOME/stow/juggler # not needed for detector_benchmarks
 export DETECTOR=epic             # epic is the default
-export BEAMLINE_CONFIG=ip6       # ip6 is the default
 ```
 
 
diff --git a/benchmarks/barrel_ecal/run_emcal_barrel_pi0.sh b/benchmarks/barrel_ecal/run_emcal_barrel_pi0.sh
index c354a0589eec5747e0412ba2bc96e5921a634db2..3c37fd4efe45920f643ae64c3b576638a746304a 100755
--- a/benchmarks/barrel_ecal/run_emcal_barrel_pi0.sh
+++ b/benchmarks/barrel_ecal/run_emcal_barrel_pi0.sh
@@ -8,10 +8,6 @@ if [[ ! -n  "${JUGGLER_N_EVENTS}" ]] ; then
   export JUGGLER_N_EVENTS=1000
 fi
 
-if [[ ! -n  "${JUGGLER_INSTALL_PREFIX}" ]] ; then 
-  export JUGGLER_INSTALL_PREFIX="/usr/local"
-fi
-
 if [[ ! -n  "${E_start}" ]] ; then
   export E_start=5.0
 fi
diff --git a/benchmarks/barrel_ecal/run_emcal_barrel_pions.sh b/benchmarks/barrel_ecal/run_emcal_barrel_pions.sh
index 4e2895898613f84ba6f5431c0a6d506d1fc129b4..e0c59fc5d0ac642876913e82c1f9b71319ad72ce 100755
--- a/benchmarks/barrel_ecal/run_emcal_barrel_pions.sh
+++ b/benchmarks/barrel_ecal/run_emcal_barrel_pions.sh
@@ -8,10 +8,6 @@ if [[ ! -n  "${JUGGLER_N_EVENTS}" ]] ; then
   export JUGGLER_N_EVENTS=1000
 fi
 
-if [[ ! -n  "${JUGGLER_INSTALL_PREFIX}" ]] ; then 
-  export JUGGLER_INSTALL_PREFIX="/usr/local"
-fi
-
 if [[ ! -n  "${E_start}" ]] ; then
   export E_start=5.0
 fi
diff --git a/benchmarks/timing/run_timing.sh b/benchmarks/timing/run_timing.sh
index 8542d3fe3d9296a1e6f05ec87a5a94b95bbe2abd..cca804a5988b18e2e3bc7da4979dcdb94aeea2e5 100755
--- a/benchmarks/timing/run_timing.sh
+++ b/benchmarks/timing/run_timing.sh
@@ -64,10 +64,6 @@ if [[ ! -n "${DETECTOR_PATH}" ]] ; then
   export DETECTOR_PATH="/opt/detector/share/athena"
 fi
 
-if [[ ! -n "${JUGGLER_INSTALL_PREFIX}" ]] ; then
-  export JUGGLER_INSTALL_PREFIX="/usr/local"
-fi
-
 compact_path=${DETECTOR_PATH}/${DETECTOR_CONFIG}.xml
 
 echo "DETECTOR_PATH = ${DETECTOR_PATH}"
diff --git a/benchmarks/tracking_detectors/track_hits.sh b/benchmarks/tracking_detectors/track_hits.sh
index a302916f9d42cb9e49a90e79f88901152eb3cf28..89b0d8ca7a56fe1fac1669b99db42f0e4d802d17 100644
--- a/benchmarks/tracking_detectors/track_hits.sh
+++ b/benchmarks/tracking_detectors/track_hits.sh
@@ -45,7 +45,6 @@ set -- "${POSITIONAL[@]}" # restore positional parameters
 print_env.sh
 
 ## To run the reconstruction, we need the following global variables:
-## - JUGGLER_INSTALL_PREFIX:   Install prefix for Juggler (simu/recon)
 ## - DETECTOR:         the detector package we want to use for this benchmark
 ## - DETECTOR_VERSION: the detector package we want to use for this benchmark
 ## - DETECTOR_PATH:            full path to the detector definitions