diff --git a/optimum/exporters/tasks.py b/optimum/exporters/tasks.py
index 7ccb0d9c7b..b74ccf8b20 100644
--- a/optimum/exporters/tasks.py
+++ b/optimum/exporters/tasks.py
@@ -188,7 +188,9 @@ class TasksManager:
 
         _DIFFUSERS_TASKS_TO_MODEL_LOADERS = {
             "stable-diffusion": "StableDiffusionPipeline",
-            "stable-diffusion-xl": "StableDiffusionXLImg2ImgPipeline",
+            "stable-diffusion-xl": "StableDiffusionXLPipeline",
+            "stable-diffusion-xl-refiner": "StableDiffusionXLImg2ImgPipeline",
+            "latent-consistency": "LatentConsistencyModelPipeline",
         }
 
         _TIMM_TASKS_TO_MODEL_LOADERS = {
@@ -1561,7 +1563,12 @@ def _infer_task_from_model_name_or_path(
 
             if library_name == "diffusers":
                 class_name = model_info.config["diffusers"]["class_name"]
-                inferred_task_name = "stable-diffusion-xl" if "StableDiffusionXL" in class_name else "stable-diffusion"
+                if "LatentConsistency" in class_name:
+                    inferred_task_name = "latent-consistency"
+                elif "StableDiffusionXL" in class_name:
+                    inferred_task_name = f"stable-diffusion-xl{'-refiner' if 'Img2Img' in class_name else ''}"
+                else:
+                    inferred_task_name = "stable-diffusion"
             elif library_name == "timm":
                 inferred_task_name = "image-classification"
             else:
diff --git a/optimum/utils/import_utils.py b/optimum/utils/import_utils.py
index a5df9e2624..4a57fda79c 100644
--- a/optimum/utils/import_utils.py
+++ b/optimum/utils/import_utils.py
@@ -50,7 +50,7 @@ def _is_package_available(pkg_name: str, return_version: bool = False) -> Union[
 
 TORCH_MINIMUM_VERSION = version.parse("1.11.0")
 TRANSFORMERS_MINIMUM_VERSION = version.parse("4.25.0")
-DIFFUSERS_MINIMUM_VERSION = version.parse("0.18.0")
+DIFFUSERS_MINIMUM_VERSION = version.parse("0.22.0")
 AUTOGPTQ_MINIMUM_VERSION = version.parse("0.4.99")  # Allows 0.5.0.dev0