diff --git a/tests/generation/test_utils.py b/tests/generation/test_utils.py
index 7d3e1a6e622..f61b26c26ec 100644
--- a/tests/generation/test_utils.py
+++ b/tests/generation/test_utils.py
@@ -281,6 +281,7 @@ class GenerationTesterMixin:
             do_sample=False,
             num_beams=1,
             max_new_tokens=self.max_new_tokens,
+            min_new_tokens=self.max_new_tokens,
             output_attentions=output_attentions,
             output_hidden_states=output_hidden_states,
             output_scores=output_scores,
@@ -311,6 +312,7 @@ class GenerationTesterMixin:
             do_sample=True,
             num_beams=1,
             max_new_tokens=self.max_new_tokens,
+            min_new_tokens=self.max_new_tokens,
             num_return_sequences=num_return_sequences,
             output_scores=output_scores,
             output_logits=output_logits,
@@ -340,6 +342,7 @@ class GenerationTesterMixin:
         output_generate = model.generate(
             do_sample=False,
             max_new_tokens=self.max_new_tokens,
+            min_new_tokens=self.max_new_tokens,
             output_scores=output_scores,
             output_logits=output_logits,
             output_attentions=output_attentions,
@@ -370,6 +373,7 @@ class GenerationTesterMixin:
         output_generate = model.generate(
             do_sample=True,
             max_new_tokens=self.max_new_tokens,
+            min_new_tokens=self.max_new_tokens,
             output_scores=output_scores,
             output_logits=output_logits,
             output_attentions=output_attentions,
@@ -399,6 +403,7 @@ class GenerationTesterMixin:
         output_generate = model.generate(
             do_sample=False,
             max_new_tokens=self.max_new_tokens,
+            min_new_tokens=self.max_new_tokens,
             output_scores=output_scores,
             output_logits=output_logits,
             output_attentions=output_attentions,
@@ -429,6 +434,7 @@ class GenerationTesterMixin:
         output_generate = model.generate(
             do_sample=False,
             max_new_tokens=self.max_new_tokens,
+            min_new_tokens=self.max_new_tokens,
             output_scores=output_scores,
             output_logits=output_logits,
             output_attentions=output_attentions,
@@ -464,6 +470,7 @@ class GenerationTesterMixin:
             do_sample=False,
             num_beams=1,
             max_new_tokens=self.max_new_tokens,
+            min_new_tokens=self.max_new_tokens,
             output_attentions=output_attentions,
             output_hidden_states=output_hidden_states,
             output_scores=output_scores,