diff --git a/outlines/models/base.py b/outlines/models/base.py
index 4b948a56d..2ad0407f3 100644
--- a/outlines/models/base.py
+++ b/outlines/models/base.py
@@ -117,7 +117,7 @@ def __call__(
             The response generated by the model.
 
         """
-        from outlines import Generator
+        from outlines.generator import Generator
 
         return Generator(self, output_type, backend)(model_input, **inference_kwargs)
 
diff --git a/outlines/models/transformers.py b/outlines/models/transformers.py
index 2b8fca13e..a67426096 100644
--- a/outlines/models/transformers.py
+++ b/outlines/models/transformers.py
@@ -303,7 +303,6 @@ def generate(
         """
         prompts, inputs = self._prepare_model_inputs(model_input, False)
         logits_processor = self.type_adapter.format_output_type(output_type)
-
         generated_ids = self._generate_output_seq(
             prompts,
             inputs,
diff --git a/outlines/types/dsl.py b/outlines/types/dsl.py
index 548c837ff..4af1c6257 100644
--- a/outlines/types/dsl.py
+++ b/outlines/types/dsl.py
@@ -827,7 +827,7 @@ def to_regex(term: Term) -> str:
 
     """
     if isinstance(term, String):
-        return re.escape(term.value)
+        return f'"{re.escape(term.value)}"' if term.value not in "[]" else re.escape(term.value)
     elif isinstance(term, Regex):
         return f"({term.pattern})"
     elif isinstance(term, JsonSchema):