diff --git a/tests/pipelines/pag/test_pag_controlnet_sd.py b/tests/pipelines/pag/test_pag_controlnet_sd.py
index 1f08947504..8a7eb6f0c6 100644
--- a/tests/pipelines/pag/test_pag_controlnet_sd.py
+++ b/tests/pipelines/pag/test_pag_controlnet_sd.py
@@ -173,7 +173,7 @@ class StableDiffusionControlNetPAGPipelineFastTests(
         del inputs["pag_scale"]
         assert (
             "pag_scale" not in inspect.signature(pipe_sd.__call__).parameters
-        ), f"`pag_scale` should not be a call parameter of the base pipeline {pipe_sd.__calss__.__name__}."
+        ), f"`pag_scale` should not be a call parameter of the base pipeline {pipe_sd.__class__.__name__}."
         out = pipe_sd(**inputs).images[0, -3:, -3:, -1]
 
         # pag disabled with pag_scale=0.0
diff --git a/tests/pipelines/pag/test_pag_controlnet_sdxl.py b/tests/pipelines/pag/test_pag_controlnet_sdxl.py
index f42afb7cea..18c6474de2 100644
--- a/tests/pipelines/pag/test_pag_controlnet_sdxl.py
+++ b/tests/pipelines/pag/test_pag_controlnet_sdxl.py
@@ -193,7 +193,7 @@ class StableDiffusionXLControlNetPAGPipelineFastTests(
         del inputs["pag_scale"]
         assert (
             "pag_scale" not in inspect.signature(pipe_sd.__call__).parameters
-        ), f"`pag_scale` should not be a call parameter of the base pipeline {pipe_sd.__calss__.__name__}."
+        ), f"`pag_scale` should not be a call parameter of the base pipeline {pipe_sd.__class__.__name__}."
         out = pipe_sd(**inputs).images[0, -3:, -3:, -1]
 
         # pag disabled with pag_scale=0.0
diff --git a/tests/pipelines/pag/test_pag_sd.py b/tests/pipelines/pag/test_pag_sd.py
index 201660d0e9..a0930245b3 100644
--- a/tests/pipelines/pag/test_pag_sd.py
+++ b/tests/pipelines/pag/test_pag_sd.py
@@ -157,7 +157,7 @@ class StableDiffusionPAGPipelineFastTests(
         del inputs["pag_scale"]
         assert (
             "pag_scale" not in inspect.signature(pipe_sd.__call__).parameters
-        ), f"`pag_scale` should not be a call parameter of the base pipeline {pipe_sd.__calss__.__name__}."
+        ), f"`pag_scale` should not be a call parameter of the base pipeline {pipe_sd.__class__.__name__}."
         out = pipe_sd(**inputs).images[0, -3:, -3:, -1]
 
         # pag disabled with pag_scale=0.0
diff --git a/tests/pipelines/pag/test_pag_sdxl.py b/tests/pipelines/pag/test_pag_sdxl.py
index 9e607d42e8..6fbdd85a03 100644
--- a/tests/pipelines/pag/test_pag_sdxl.py
+++ b/tests/pipelines/pag/test_pag_sdxl.py
@@ -170,7 +170,7 @@ class StableDiffusionXLPAGPipelineFastTests(
         del inputs["pag_scale"]
         assert (
             "pag_scale" not in inspect.signature(pipe_sd.__call__).parameters
-        ), f"`pag_scale` should not be a call parameter of the base pipeline {pipe_sd.__calss__.__name__}."
+        ), f"`pag_scale` should not be a call parameter of the base pipeline {pipe_sd.__class__.__name__}."
         out = pipe_sd(**inputs).images[0, -3:, -3:, -1]
 
         # pag disabled with pag_scale=0.0