diff --git a/.gitignore b/.gitignore
index f29ad0c6e..b6c6b014c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 /build/*
+/.bundle
 data/*.json
 data/*.csv
 data/*.txt
@@ -8,3 +9,4 @@ continuous_reporting/single_iter_data/*
 **/temp.json
 .DS_Store
 bench_params.json
+/vendor
diff --git a/continuous_reporting/gh_tasks/check_reporting.sh b/continuous_reporting/gh_tasks/check_reporting.sh
index e863314b5..863f7938a 100755
--- a/continuous_reporting/gh_tasks/check_reporting.sh
+++ b/continuous_reporting/gh_tasks/check_reporting.sh
@@ -9,6 +9,8 @@ chruby 3.0.2
 cd ~/ym/yjit-metrics
 git pull
 
+bundle
+
 # Copy benchmark raw data into destination repo
 #ruby continuous_reporting/file_benchmark_data_into_raw.rb -d continuous_reporting/data
 
diff --git a/continuous_reporting/gh_tasks/check_reporting_minimal.sh b/continuous_reporting/gh_tasks/check_reporting_minimal.sh
index 72248b751..8720d361b 100755
--- a/continuous_reporting/gh_tasks/check_reporting_minimal.sh
+++ b/continuous_reporting/gh_tasks/check_reporting_minimal.sh
@@ -11,6 +11,8 @@ chruby 3.0.2
 
 cd ~/ym/yjit-metrics
 
+bundle
+
 # Copy benchmark raw data into destination repo
 #ruby continuous_reporting/file_benchmark_data_into_raw.rb -d continuous_reporting/data
 
diff --git a/continuous_reporting/gh_tasks/commit_benchmark_data.sh b/continuous_reporting/gh_tasks/commit_benchmark_data.sh
index 38d9eb623..7aff6f18e 100755
--- a/continuous_reporting/gh_tasks/commit_benchmark_data.sh
+++ b/continuous_reporting/gh_tasks/commit_benchmark_data.sh
@@ -16,6 +16,8 @@ chruby 3.0.2
 # If there is uncommitted data after a benchmark run, get it into (all?) raw_benchmarks where it belongs
 cd ~/ym/yjit-metrics
 
+bundle
+
 # NOTE: This data dir is not configurable. If we run a smoke test on jenkins
 # into a different data dir we explicitly do not want to include that here.
 # In that case this will run, find no data, and do nothing (which is what we want).
diff --git a/continuous_reporting/gh_tasks/generate_bench_params.sh b/continuous_reporting/gh_tasks/generate_bench_params.sh
index 167182734..a0a11d536 100755
--- a/continuous_reporting/gh_tasks/generate_bench_params.sh
+++ b/continuous_reporting/gh_tasks/generate_bench_params.sh
@@ -10,6 +10,8 @@ chruby 3.0.2
 cd ~/ym/yjit-metrics
 git checkout main && git pull
 
+bundle
+
 # No timestamp given, default to right now
 ruby continuous_reporting/create_json_params_file.rb --full-rebuild=$FULL_REBUILD --bench-type="$BENCH_TYPE" --yjit-metrics-name=$YJIT_METRICS_NAME --yjit-metrics-repo=$YJIT_METRICS_REPO --yjit-bench-name=$YJIT_BENCH_NAME --yjit-bench-repo=$YJIT_BENCH_REPO --cruby-name=$CRUBY_NAME --cruby-repo=$CRUBY_REPO --benchmark-data-dir=$BENCH_DATA_DIR
 
diff --git a/continuous_reporting/gh_tasks/report_and_upload.sh b/continuous_reporting/gh_tasks/report_and_upload.sh
index 8960d1503..4d76f62f9 100755
--- a/continuous_reporting/gh_tasks/report_and_upload.sh
+++ b/continuous_reporting/gh_tasks/report_and_upload.sh
@@ -10,6 +10,8 @@ chruby 3.0.2
 
 cd ~/ym/yjit-metrics
 
+bundle
+
 # Copy benchmark raw data into destination repo, generate reports, commit changes to Git.
 ruby continuous_reporting/generate_and_upload_reports.rb
 
diff --git a/continuous_reporting/gh_tasks/report_full_rebuild.sh b/continuous_reporting/gh_tasks/report_full_rebuild.sh
index b06d2bfae..bbe225419 100755
--- a/continuous_reporting/gh_tasks/report_full_rebuild.sh
+++ b/continuous_reporting/gh_tasks/report_full_rebuild.sh
@@ -10,6 +10,8 @@ chruby 3.0.2
 
 cd ~/ym/yjit-metrics
 
+bundle
+
 # Copy benchmark raw data into destination repo, generate reports, commit changes to Git.
 # The --regenerate-reports argument will regenerate ***all*** reports, which can take quite a
 # long time. It will also occasionally hit a Ruby error, so we should update from 3.0.2 when
diff --git a/continuous_reporting/gh_tasks/run_benchmarks.sh b/continuous_reporting/gh_tasks/run_benchmarks.sh
index 043b00e2f..444ebf79f 100755
--- a/continuous_reporting/gh_tasks/run_benchmarks.sh
+++ b/continuous_reporting/gh_tasks/run_benchmarks.sh
@@ -6,6 +6,8 @@ set -e
 chruby 3.0.2
 cd ~/ym/yjit-metrics
 
+bundle
+
 ruby continuous_reporting/benchmark_and_update.rb --no-gh-issue --no-perf-tripwires --bench-params=$BENCH_PARAMS
 
 echo "Completed benchmarking successfully."
diff --git a/continuous_reporting/gh_tasks/run_single_iter_benchmarks.sh b/continuous_reporting/gh_tasks/run_single_iter_benchmarks.sh
index 1422f200c..da194cb0c 100755
--- a/continuous_reporting/gh_tasks/run_single_iter_benchmarks.sh
+++ b/continuous_reporting/gh_tasks/run_single_iter_benchmarks.sh
@@ -12,6 +12,8 @@ chruby 3.0.2
 
 cd ~/ym/yjit-metrics
 
+bundle
+
 ruby continuous_reporting/benchmark_and_update.rb --benchmark-type smoketest --no-gh-issue --no-perf-tripwires --bench-params=$BENCH_PARAMS --data-dir=continuous_reporting/single_iter_data
 
 echo "Completed smoke-test benchmarking successfully."
diff --git a/continuous_reporting/jenkins/Jenkinsfile_benchmark_smoke_run b/continuous_reporting/jenkins/Jenkinsfile_benchmark_smoke_run
index 75bcc5c81..62016f9e1 100644
--- a/continuous_reporting/jenkins/Jenkinsfile_benchmark_smoke_run
+++ b/continuous_reporting/jenkins/Jenkinsfile_benchmark_smoke_run
@@ -17,6 +17,7 @@ pipeline {
     }
 
     environment {
+        BUNDLE_DEPLOYMENT = 'true'
         SLACK_OAUTH_TOKEN = credentials('684cd699-feae-4ef1-8483-e71440a73fcd')
         NOTIFIER_ARGS = "--template smoke_test --channels \"${params.SLACK_FAILURE_NOTIFY}\" --properties \"RUBY=${params.RUBY_VERSION},YJIT_BENCH=${params.YJIT_BENCH_VERSION},YJIT_METRICS=${params.YJIT_METRICS_VERSION}\""
     }
diff --git a/continuous_reporting/jenkins/Jenkinsfile_configurable_run b/continuous_reporting/jenkins/Jenkinsfile_configurable_run
index b2995ef26..558189e98 100644
--- a/continuous_reporting/jenkins/Jenkinsfile_configurable_run
+++ b/continuous_reporting/jenkins/Jenkinsfile_configurable_run
@@ -98,6 +98,10 @@ pipeline {
         )
     }
 
+    environment {
+      BUNDLE_DEPLOYMENT = 'true'
+    }
+
     stages {
         stage('generate_params') {
             environment {
diff --git a/continuous_reporting/jenkins/Jenkinsfile_data_checkin_and_upload b/continuous_reporting/jenkins/Jenkinsfile_data_checkin_and_upload
index bf9cfdc3f..49bb33036 100644
--- a/continuous_reporting/jenkins/Jenkinsfile_data_checkin_and_upload
+++ b/continuous_reporting/jenkins/Jenkinsfile_data_checkin_and_upload
@@ -29,6 +29,10 @@ pipeline {
         )
     }
 
+    environment {
+        BUNDLE_DEPLOYMENT = 'true'
+    }
+
     stages {
         // This stage commits and pushes the benchmark data from its directory, but doesn't get it there from yjit-metrics/continuous_reporting/data
         stage('data checkin') {
diff --git a/continuous_reporting/jenkins/Jenkinsfile_full_benchmark_run b/continuous_reporting/jenkins/Jenkinsfile_full_benchmark_run
index 66e582487..36848a925 100644
--- a/continuous_reporting/jenkins/Jenkinsfile_full_benchmark_run
+++ b/continuous_reporting/jenkins/Jenkinsfile_full_benchmark_run
@@ -26,6 +26,7 @@ pipeline {
     }
 
     environment {
+        BUNDLE_DEPLOYMENT = 'true'
         SLACK_OAUTH_TOKEN = credentials('684cd699-feae-4ef1-8483-e71440a73fcd')
         NOTIFIER_ARGS = "--template build_status --channels \"${params.SLACK_FAILURE_NOTIFY}\""
     }
diff --git a/continuous_reporting/jenkins/Jenkinsfile_reporting_rebuild b/continuous_reporting/jenkins/Jenkinsfile_reporting_rebuild
index b6287b571..f2d00a546 100644
--- a/continuous_reporting/jenkins/Jenkinsfile_reporting_rebuild
+++ b/continuous_reporting/jenkins/Jenkinsfile_reporting_rebuild
@@ -14,6 +14,7 @@ pipeline {
     agent any
 
     environment {
+        BUNDLE_DEPLOYMENT = 'true'
         SSH_HOST = credentials('2ea5f8cb-6fab-4454-b7cb-46ca2fd3cba7')
     }