diff --git a/config/devicelab_staging_config.star b/config/devicelab_staging_config.star
index 473f034..14968b2 100644
--- a/config/devicelab_staging_config.star
+++ b/config/devicelab_staging_config.star
@@ -544,7 +544,7 @@
             bucket = "staging",
             pool = "luci.flutter.staging",
             os = LINUX_OS,
-            dimensions = {"device_os": "S"},
+            dimensions = {"device_type": "SM-A025V"},
             expiration_timeout = timeout.LONG_EXPIRATION,
             caches = LINUX_DEFAULT_CACHES,
         )
diff --git a/config/generated/flutter/luci/cr-buildbucket.cfg b/config/generated/flutter/luci/cr-buildbucket.cfg
index 538048a..0e04aa6 100644
--- a/config/generated/flutter/luci/cr-buildbucket.cfg
+++ b/config/generated/flutter/luci/cr-buildbucket.cfg
@@ -143256,7 +143256,7 @@
     builders {
       name: "Linux_samsung_a02_staging complex_layout_scroll_perf__timeline_summary"
       swarming_host: "chromium-swarm.appspot.com"
-      dimensions: "device_os:S"
+      dimensions: "device_type:SM-A025V"
       dimensions: "os:Debian"
       dimensions: "pool:luci.flutter.staging"
       exe {
@@ -143353,7 +143353,7 @@
     builders {
       name: "Linux_samsung_a02_staging flutter_gallery__transition_perf"
       swarming_host: "chromium-swarm.appspot.com"
-      dimensions: "device_os:S"
+      dimensions: "device_type:SM-A025V"
       dimensions: "os:Debian"
       dimensions: "pool:luci.flutter.staging"
       exe {
@@ -143450,7 +143450,7 @@
     builders {
       name: "Linux_samsung_a02_staging new_gallery__crane_perf"
       swarming_host: "chromium-swarm.appspot.com"
-      dimensions: "device_os:S"
+      dimensions: "device_type:SM-A025V"
       dimensions: "os:Debian"
       dimensions: "pool:luci.flutter.staging"
       exe {
@@ -143547,7 +143547,7 @@
     builders {
       name: "Linux_samsung_a02_staging new_gallery__transition_perf"
       swarming_host: "chromium-swarm.appspot.com"
-      dimensions: "device_os:S"
+      dimensions: "device_type:SM-A025V"
       dimensions: "os:Debian"
       dimensions: "pool:luci.flutter.staging"
       exe {
@@ -143644,7 +143644,7 @@
     builders {
       name: "Linux_samsung_a02_staging opacity_peephole_one_rect_perf__e2e_summary"
       swarming_host: "chromium-swarm.appspot.com"
-      dimensions: "device_os:S"
+      dimensions: "device_type:SM-A025V"
       dimensions: "os:Debian"
       dimensions: "pool:luci.flutter.staging"
       exe {