diff --git a/examples/controlnet/train_controlnet.py b/examples/controlnet/train_controlnet.py
index b6be11a8c9..2b972d1db7 100644
--- a/examples/controlnet/train_controlnet.py
+++ b/examples/controlnet/train_controlnet.py
@@ -56,7 +56,7 @@ if is_wandb_available():
     import wandb
 
 # Will error if the minimal version of diffusers is not installed. Remove at your own risks.
-check_min_version("0.20.0.dev0")
+check_min_version("0.21.0.dev0")
 
 logger = get_logger(__name__)
 
diff --git a/examples/controlnet/train_controlnet_flax.py b/examples/controlnet/train_controlnet_flax.py
index 2a1fae7eb4..8350a97afd 100644
--- a/examples/controlnet/train_controlnet_flax.py
+++ b/examples/controlnet/train_controlnet_flax.py
@@ -59,7 +59,7 @@ if is_wandb_available():
     import wandb
 
 # Will error if the minimal version of diffusers is not installed. Remove at your own risks.
-check_min_version("0.20.0.dev0")
+check_min_version("0.21.0.dev0")
 
 logger = logging.getLogger(__name__)
 
diff --git a/examples/controlnet/train_controlnet_sdxl.py b/examples/controlnet/train_controlnet_sdxl.py
index 8197b97b94..40c77ca56d 100644
--- a/examples/controlnet/train_controlnet_sdxl.py
+++ b/examples/controlnet/train_controlnet_sdxl.py
@@ -58,7 +58,7 @@ if is_wandb_available():
     import wandb
 
 # Will error if the minimal version of diffusers is not installed. Remove at your own risks.
-check_min_version("0.20.0.dev0")
+check_min_version("0.21.0.dev0")
 
 logger = get_logger(__name__)
 
diff --git a/examples/custom_diffusion/train_custom_diffusion.py b/examples/custom_diffusion/train_custom_diffusion.py
index 9ec38bdd04..98b15ffa3d 100644
--- a/examples/custom_diffusion/train_custom_diffusion.py
+++ b/examples/custom_diffusion/train_custom_diffusion.py
@@ -58,7 +58,7 @@ from diffusers.utils.import_utils import is_xformers_available
 
 
 # Will error if the minimal version of diffusers is not installed. Remove at your own risks.
-check_min_version("0.20.0.dev0")
+check_min_version("0.21.0.dev0")
 
 logger = get_logger(__name__)
 
diff --git a/examples/dreambooth/train_dreambooth.py b/examples/dreambooth/train_dreambooth.py
index eed4df368b..7d77f68665 100644
--- a/examples/dreambooth/train_dreambooth.py
+++ b/examples/dreambooth/train_dreambooth.py
@@ -60,7 +60,7 @@ if is_wandb_available():
     import wandb
 
 # Will error if the minimal version of diffusers is not installed. Remove at your own risks.
-check_min_version("0.20.0.dev0")
+check_min_version("0.21.0.dev0")
 
 logger = get_logger(__name__)
 
diff --git a/examples/dreambooth/train_dreambooth_flax.py b/examples/dreambooth/train_dreambooth_flax.py
index e385f43867..fdcf956e3c 100644
--- a/examples/dreambooth/train_dreambooth_flax.py
+++ b/examples/dreambooth/train_dreambooth_flax.py
@@ -36,7 +36,7 @@ from diffusers.utils import check_min_version
 
 
 # Will error if the minimal version of diffusers is not installed. Remove at your own risks.
-check_min_version("0.20.0.dev0")
+check_min_version("0.21.0.dev0")
 
 # Cache compiled models across invocations of this script.
 cc.initialize_cache(os.path.expanduser("~/.cache/jax/compilation_cache"))
diff --git a/examples/dreambooth/train_dreambooth_lora.py b/examples/dreambooth/train_dreambooth_lora.py
index cc1b5df895..ad862c6976 100644
--- a/examples/dreambooth/train_dreambooth_lora.py
+++ b/examples/dreambooth/train_dreambooth_lora.py
@@ -70,7 +70,7 @@ from diffusers.utils.import_utils import is_xformers_available
 
 
 # Will error if the minimal version of diffusers is not installed. Remove at your own risks.
-check_min_version("0.20.0.dev0")
+check_min_version("0.21.0.dev0")
 
 logger = get_logger(__name__)
 
diff --git a/examples/dreambooth/train_dreambooth_lora_sdxl.py b/examples/dreambooth/train_dreambooth_lora_sdxl.py
index 8de8bf953a..81250db784 100644
--- a/examples/dreambooth/train_dreambooth_lora_sdxl.py
+++ b/examples/dreambooth/train_dreambooth_lora_sdxl.py
@@ -58,7 +58,7 @@ from diffusers.utils.import_utils import is_xformers_available
 
 
 # Will error if the minimal version of diffusers is not installed. Remove at your own risks.
-check_min_version("0.20.0.dev0")
+check_min_version("0.21.0.dev0")
 
 logger = get_logger(__name__)
 
diff --git a/examples/instruct_pix2pix/train_instruct_pix2pix.py b/examples/instruct_pix2pix/train_instruct_pix2pix.py
index ae9252065d..fc0a347e37 100644
--- a/examples/instruct_pix2pix/train_instruct_pix2pix.py
+++ b/examples/instruct_pix2pix/train_instruct_pix2pix.py
@@ -52,7 +52,7 @@ from diffusers.utils.import_utils import is_xformers_available
 
 
 # Will error if the minimal version of diffusers is not installed. Remove at your own risks.
-check_min_version("0.20.0.dev0")
+check_min_version("0.21.0.dev0")
 
 logger = get_logger(__name__, log_level="INFO")
 
diff --git a/examples/instruct_pix2pix/train_instruct_pix2pix_sdxl.py b/examples/instruct_pix2pix/train_instruct_pix2pix_sdxl.py
index 52f2ff8d78..e72df2e150 100644
--- a/examples/instruct_pix2pix/train_instruct_pix2pix_sdxl.py
+++ b/examples/instruct_pix2pix/train_instruct_pix2pix_sdxl.py
@@ -55,7 +55,7 @@ from diffusers.utils.import_utils import is_xformers_available
 
 
 # Will error if the minimal version of diffusers is not installed. Remove at your own risks.
-check_min_version("0.20.0.dev0")
+check_min_version("0.21.0.dev0")
 
 logger = get_logger(__name__, log_level="INFO")
 
diff --git a/examples/text_to_image/train_text_to_image.py b/examples/text_to_image/train_text_to_image.py
index 5cf2e03470..96b5014760 100644
--- a/examples/text_to_image/train_text_to_image.py
+++ b/examples/text_to_image/train_text_to_image.py
@@ -53,7 +53,7 @@ if is_wandb_available():
 
 
 # Will error if the minimal version of diffusers is not installed. Remove at your own risks.
-check_min_version("0.20.0.dev0")
+check_min_version("0.21.0.dev0")
 
 logger = get_logger(__name__, log_level="INFO")
 
diff --git a/examples/text_to_image/train_text_to_image_flax.py b/examples/text_to_image/train_text_to_image_flax.py
index 9f9301a7c6..93c9e0f79a 100644
--- a/examples/text_to_image/train_text_to_image_flax.py
+++ b/examples/text_to_image/train_text_to_image_flax.py
@@ -33,7 +33,7 @@ from diffusers.utils import check_min_version
 
 
 # Will error if the minimal version of diffusers is not installed. Remove at your own risks.
-check_min_version("0.20.0.dev0")
+check_min_version("0.21.0.dev0")
 
 logger = logging.getLogger(__name__)
 
diff --git a/examples/text_to_image/train_text_to_image_lora.py b/examples/text_to_image/train_text_to_image_lora.py
index ed4c6f995f..3155eb3a79 100644
--- a/examples/text_to_image/train_text_to_image_lora.py
+++ b/examples/text_to_image/train_text_to_image_lora.py
@@ -48,7 +48,7 @@ from diffusers.utils.import_utils import is_xformers_available
 
 
 # Will error if the minimal version of diffusers is not installed. Remove at your own risks.
-check_min_version("0.20.0.dev0")
+check_min_version("0.21.0.dev0")
 
 logger = get_logger(__name__, log_level="INFO")
 
diff --git a/examples/text_to_image/train_text_to_image_lora_sdxl.py b/examples/text_to_image/train_text_to_image_lora_sdxl.py
index d7c2d07be4..bcb3060a7d 100644
--- a/examples/text_to_image/train_text_to_image_lora_sdxl.py
+++ b/examples/text_to_image/train_text_to_image_lora_sdxl.py
@@ -57,7 +57,7 @@ from diffusers.utils.import_utils import is_xformers_available
 
 
 # Will error if the minimal version of diffusers is not installed. Remove at your own risks.
-check_min_version("0.19.0.dev0")
+check_min_version("0.21.0.dev0")
 
 logger = get_logger(__name__)
 
diff --git a/examples/text_to_image/train_text_to_image_sdxl.py b/examples/text_to_image/train_text_to_image_sdxl.py
index 9ea816033a..d698243f74 100644
--- a/examples/text_to_image/train_text_to_image_sdxl.py
+++ b/examples/text_to_image/train_text_to_image_sdxl.py
@@ -57,7 +57,7 @@ from diffusers.utils.import_utils import is_xformers_available
 
 
 # Will error if the minimal version of diffusers is not installed. Remove at your own risks.
-check_min_version("0.20.0.dev0")
+check_min_version("0.21.0.dev0")
 
 logger = get_logger(__name__)
 
diff --git a/examples/textual_inversion/textual_inversion.py b/examples/textual_inversion/textual_inversion.py
index 6c11efc821..2cdbc6f05a 100644
--- a/examples/textual_inversion/textual_inversion.py
+++ b/examples/textual_inversion/textual_inversion.py
@@ -79,7 +79,7 @@ else:
 
 
 # Will error if the minimal version of diffusers is not installed. Remove at your own risks.
-check_min_version("0.20.0.dev0")
+check_min_version("0.21.0.dev0")
 
 logger = get_logger(__name__)
 
diff --git a/examples/textual_inversion/textual_inversion_flax.py b/examples/textual_inversion/textual_inversion_flax.py
index 1d26c7a8ac..e32d08ac7c 100644
--- a/examples/textual_inversion/textual_inversion_flax.py
+++ b/examples/textual_inversion/textual_inversion_flax.py
@@ -56,7 +56,7 @@ else:
 # ------------------------------------------------------------------------------
 
 # Will error if the minimal version of diffusers is not installed. Remove at your own risks.
-check_min_version("0.20.0.dev0")
+check_min_version("0.21.0.dev0")
 
 logger = logging.getLogger(__name__)
 
diff --git a/examples/unconditional_image_generation/train_unconditional.py b/examples/unconditional_image_generation/train_unconditional.py
index a39c36d278..bfa4826902 100644
--- a/examples/unconditional_image_generation/train_unconditional.py
+++ b/examples/unconditional_image_generation/train_unconditional.py
@@ -30,7 +30,7 @@ from diffusers.utils.import_utils import is_xformers_available
 
 
 # Will error if the minimal version of diffusers is not installed. Remove at your own risks.
-check_min_version("0.20.0.dev0")
+check_min_version("0.21.0.dev0")
 
 logger = get_logger(__name__, log_level="INFO")
 
diff --git a/setup.py b/setup.py
index d4abad681a..4c7005329a 100644
--- a/setup.py
+++ b/setup.py
@@ -233,7 +233,7 @@ install_requires = [
 
 setup(
     name="diffusers",
-    version="0.20.0.dev0",  # expected format is one of x.y.z.dev0, or x.y.z.rc1 or x.y.z (no to dashes, yes to dots)
+    version="0.21.0.dev0",  # expected format is one of x.y.z.dev0, or x.y.z.rc1 or x.y.z (no to dashes, yes to dots)
     description="Diffusers",
     long_description=open("README.md", "r", encoding="utf-8").read(),
     long_description_content_type="text/markdown",
diff --git a/src/diffusers/__init__.py b/src/diffusers/__init__.py
index 309edde7bc..7780976d4d 100644
--- a/src/diffusers/__init__.py
+++ b/src/diffusers/__init__.py
@@ -1,4 +1,4 @@
-__version__ = "0.20.0.dev0"
+__version__ = "0.21.0.dev0"
 
 from .configuration_utils import ConfigMixin
 from .utils import (