diff --git a/plugins/out_stackdriver/gce_metadata.c b/plugins/out_stackdriver/gce_metadata.c
index 78c765586d9..9d86ad2e25d 100644
--- a/plugins/out_stackdriver/gce_metadata.c
+++ b/plugins/out_stackdriver/gce_metadata.c
@@ -44,7 +44,7 @@ static int fetch_metadata(struct flb_stackdriver *ctx,
     /* If runtime test mode is enabled, add test data */
     if (ctx->ins->test_mode == FLB_TRUE) {
         if (strcmp(uri, FLB_STD_METADATA_PROJECT_ID_URI) == 0) {
-            flb_sds_cat(payload, "111222333", 9);
+            flb_sds_cat(payload, "fluent-bit-test", 9);
             return 0;
         }
         else if (strcmp(uri, FLB_STD_METADATA_ZONE_URI) == 0) {
diff --git a/plugins/out_stackdriver/gce_metadata.h b/plugins/out_stackdriver/gce_metadata.h
index 42bcc972a5a..3e9860c7bbc 100644
--- a/plugins/out_stackdriver/gce_metadata.h
+++ b/plugins/out_stackdriver/gce_metadata.h
@@ -23,7 +23,7 @@
 #include "stackdriver.h"
 
 /* Project ID metadata URI */
-#define FLB_STD_METADATA_PROJECT_ID_URI "/computeMetadata/v1/project/numeric-project-id"
+#define FLB_STD_METADATA_PROJECT_ID_URI "/computeMetadata/v1/project/project-id"
 
 /* Zone metadata URI */
 #define FLB_STD_METADATA_ZONE_URI "/computeMetadata/v1/instance/zone"
diff --git a/tests/runtime/out_stackdriver.c b/tests/runtime/out_stackdriver.c
index a2f364cc84e..56a628849a4 100644
--- a/tests/runtime/out_stackdriver.c
+++ b/tests/runtime/out_stackdriver.c
@@ -313,7 +313,7 @@ static void cb_check_gce_instance(void *ctx, int ffd,
 
     /* project id */
     ret = mp_kv_cmp(res_data, res_size,
-                    "$resource['labels']['project_id']", "111222333");
+                    "$resource['labels']['project_id']", "fluent-bit-test");
     TEST_CHECK(ret == FLB_TRUE);
 
     /* zone */