diff --git a/.github/workflows/github-actions-test.yml b/.github/workflows/github-actions-test.yml
index 995b36f0..f706fa04 100644
--- a/.github/workflows/github-actions-test.yml
+++ b/.github/workflows/github-actions-test.yml
@@ -76,6 +76,7 @@ jobs:
           source ./env.template
           export MOCK_SIGAN=1
           export MOCK_SIGAN_RANDOM=1
+          export SSD_DEVICE=/dev/nvme0n1
           docker compose build --no-cache
           docker compose up -d
 
diff --git a/compose.yaml b/compose.yaml
index 6a2bec6d..43e1ba3b 100644
--- a/compose.yaml
+++ b/compose.yaml
@@ -27,7 +27,7 @@ services:
       interval: 6s
       timeout: 3s
       retries: 1
-    shm_size: '16gb'
+    shm_size: ${API_SHM_SIZE}
     restart: always
     depends_on:
       db:
@@ -95,7 +95,7 @@ services:
       - SYS_ADMIN  # required for ^ with NVMe drives
     devices:
       - /dev/bus/usb:/dev/bus/usb:rw
-      - /dev/nvme0n1:/dev/nvme0n1:ro
+      - ${SSD_DEVICE}:/dev/nvme0n1:ro
     extra_hosts:
       - "${MANAGER_FQDN}:${MANAGER_IP}"
     logging:
diff --git a/env.template b/env.template
index cacf4bb6..592edd9c 100644
--- a/env.template
+++ b/env.template
@@ -2,12 +2,11 @@
 
 # Copy env.template to env and modify
 
-
 # Mark all the following variables for export
 set -o allexport
 
-#Any names here will be added as additional users with the
-#specified additional user password
+# Any names here will be added as additional users with the
+# specified additional user password
 ADDITIONAL_USER_NAMES="" # comma separated
 ADDITIONAL_USER_PASSWORD=""
 
@@ -18,15 +17,15 @@ ADMIN_PASSWORD=password
 
 # set to CERT to enable scos-sensor certificate authentication
 AUTHENTICATION=TOKEN
-CALIBRATION_EXPIRATION_LIMIT=360
+
 # Default callback api/results
 # Set to CERT for certificate authentication
 CALLBACK_AUTHENTICATION=TOKEN
 # Set to false to disable SSL cert verification in the callback POST request
 CALLBACK_SSL_VERIFICATION=false
 
-#Set the number of seconds before timeout in postback when a scheduled
-#action completes
+# Set the number of seconds before timeout in postback when a scheduled
+# action completes
 CALLBACK_TIMEOUT=2
 
 # SECURITY WARNING: don't run with debug turned on in production!
@@ -89,12 +88,22 @@ SSL_CA_PATH=scos_test_ca.crt
 SSL_CERT_PATH=sensor01.pem
 SSL_KEY_PATH=sensor01.pem
 
+# SSD Device made available to SCOS Plugins, e.g. for getting SMART data
+SSD_DEVICE=/dev/nvme0n1
+
+# Size of shared memory for API container (/dev/shm), used for parallel processing
+# See https://docs.docker.com/compose/compose-file/compose-file-v3/#shm_size
+API_SHM_SIZE=16gb
+
 # Calibration action selection
 #    The action specified here will be used to attempt an onboard
 #    sensor calibration on startup, if no onboard calibration data
 #    is available on startup. The specified action must be available.
 STARTUP_CALIBRATION_ACTION=SEA_CBRS_Calibrate_Baseline
 
+# How many seconds until calibration data is considered stale
+CALIBRATION_EXPIRATION_LIMIT=3600
+
 # Debug dependant settings
 if $DEBUG; then
     GUNICORN_LOG_LEVEL=debug
diff --git a/src/requirements.in b/src/requirements.in
index e4a4f7db..05eb3f82 100644
--- a/src/requirements.in
+++ b/src/requirements.in
@@ -12,7 +12,7 @@ psycopg2-binary>=2.0, <3.0
 tzdata # https://code.djangoproject.com/ticket/33814
 requests>=2.32.0
 requests-mock>=1.0, <2.0
-scos_tekrsa @ git+https://github.com/NTIA/scos-tekrsa@8.0.0
+scos_tekrsa @ git+https://github.com/NTIA/scos-tekrsa@scos-actions-11.1.0
 
 # The following are sub-dependencies for which SCOS Sensor enforces a
 # higher minimum patch version than the dependencies which require them.