diff --git a/tests/evals/gsm8k/configs/gemma-4-E4B-it-qat-mobile-ct.yaml b/tests/evals/gsm8k/configs/gemma-4-E4B-it-qat-mobile-ct.yaml
index 80d0c98311b..878db590829 100644
--- a/tests/evals/gsm8k/configs/gemma-4-E4B-it-qat-mobile-ct.yaml
+++ b/tests/evals/gsm8k/configs/gemma-4-E4B-it-qat-mobile-ct.yaml
@@ -2,4 +2,7 @@ model_name: "google/gemma-4-E4B-it-qat-mobile-ct"
 accuracy_threshold: 0.50
 num_questions: 1319
 num_fewshot: 5
-server_args: "--enforce-eager --max-model-len 4096"
+server_args: >-
+  --enforce-eager
+  --max-model-len 4096
+  --speculative-config '{"method":"mtp","model":"google/gemma-4-E4B-it-assistant","num_speculative_tokens":4}'