diff --git a/acceptance/bundle/invariant/continue_293/test.toml b/acceptance/bundle/invariant/continue_293/test.toml
index 91c45e0dd7..2afbcbf5e3 100644
--- a/acceptance/bundle/invariant/continue_293/test.toml
+++ b/acceptance/bundle/invariant/continue_293/test.toml
@@ -11,3 +11,7 @@ EnvMatrixExclude.no_vector_search_endpoint = ["INPUT_CONFIG=vector_search_endpoi
 
 # Dotted pipeline configuration keys are not supported on v0.293.0
 EnvMatrixExclude.no_pipeline_config_dots = ["INPUT_CONFIG=pipeline_config_dots.yml.tmpl"]
+
+# The 1000-task scale case is covered by no_drift. Running it here adds ~1.5 min
+# per variant (two full deploys at 1000 tasks) without incremental coverage.
+EnvMatrixExclude.no_pydabs_1000_tasks = ["INPUT_CONFIG=job_pydabs_1000_tasks.yml.tmpl"]
diff --git a/acceptance/bundle/invariant/migrate/test.toml b/acceptance/bundle/invariant/migrate/test.toml
index adc49c2992..240a32d5d4 100644
--- a/acceptance/bundle/invariant/migrate/test.toml
+++ b/acceptance/bundle/invariant/migrate/test.toml
@@ -19,3 +19,7 @@ EnvMatrixExclude.no_grant_ref = ["INPUT_CONFIG=schema_grant_ref.yml.tmpl"]
 
 # SQL warehouses currently failing with migration with permanent drift. TODO: fix this.
 EnvMatrixExclude.no_sql_warehouse = ["INPUT_CONFIG=sql_warehouse.yml.tmpl"]
+
+# The 1000-task scale case is covered by no_drift. Running it here adds ~1.5 min
+# per variant (deploy + migrate + plan at 1000 tasks) without incremental coverage.
+EnvMatrixExclude.no_pydabs_1000_tasks = ["INPUT_CONFIG=job_pydabs_1000_tasks.yml.tmpl"]