diff --git a/configure.sh b/configure.sh
index 22b0a01..18d915e 100755
--- a/configure.sh
+++ b/configure.sh
@@ -24,6 +24,7 @@ export RUNNER_DOCKER_HOST=${RUNNER_DOCKER_HOST:-}
 export RUNNER_JOB_TIMEOUT=${RUNNER_JOB_TIMEOUT:-3h}
 export RUNNER_LABELS=${RUNNER_LABELS:-["action-runner-persistent:host","action-runner:docker://action-runner-job:latest","ubuntu-latest:docker://docker.gitea.com/runner-images:ubuntu-latest"]}
 export RUNNER_LOG_LEVEL=${RUNNER_LOG_LEVEL:-info}
+export RUNNER_NIX_STORE_URL=${RUNNER_NIX_STORE_URL:-auto}
 export RUNNER_RUNNER_FILE=${RUNNER_RUNNER_FILE:-.runner}
 export RUNNER_RUNNER_FILE_APPEND_HOSTNAME=${RUNNER_RUNNER_FILE_APPEND_HOSTNAME:-true}
 export RUNNER_USERNAME=${RUNNER_USERNAME:-}
@@ -53,6 +54,7 @@ echo "RUNNER_DOCKER_HOST=\"${RUNNER_DOCKER_HOST}"\"
 echo "RUNNER_JOB_TIMEOUT=\"${RUNNER_JOB_TIMEOUT}"\"
 echo "RUNNER_LABELS=\"${RUNNER_LABELS}"\"
 echo "RUNNER_LOG_LEVEL=\"${RUNNER_LOG_LEVEL}"\"
+echo "RUNNER_NIX_STORE_URL=\"${RUNNER_NIX_STORE_URL}"\"
 echo "RUNNER_RUNNER_FILE=\"${RUNNER_RUNNER_FILE}"\"
 echo "RUNNER_RUNNER_FILE_APPEND_HOSTNAME=\"${RUNNER_RUNNER_FILE_APPEND_HOSTNAME}"\"
 echo "RUNNER_USERNAME=\"${RUNNER_USERNAME}"\"
@@ -91,6 +93,7 @@ NIX_SECRET_SIGN_KEY="$NIX_SECRET_SIGN_KEY"
 NIX_SIGN_KEY="$NIX_SIGN_KEY"
 RUNNER_PASSWORD="$RUNNER_PASSWORD"
 RUNNER_USERNAME="$RUNNER_USERNAME"
+RUNNER_NIX_STORE_URL="$RUNNER_NIX_STORE_URL"
 SCCACHE_GCS_BUCKET="$SCCACHE_GCS_BUCKET"
 SCCACHE_GCS_RW_MODE="$SCCACHE_GCS_RW_MODE"
 TWINE_NON_INTERACTIVE="$TWINE_NON_INTERACTIVE"
@@ -167,6 +170,7 @@ substituters = $NIX_S3_CACHE_LOCATION $NIXOS_CACHE_LOCATION
 trusted-public-keys = $NIXOS_CACHE_SIGN_KEY $NIX_SIGN_KEY
 trusted-substituters = $NIXOS_CACHE_LOCATION $NIX_S3_CACHE_LOCATION
 always-allow-substitutes = true
+store = $RUNNER_NIX_STORE_URL
 
 EOF