diff --git a/modules/matplotlib/mpl_bar.py b/modules/matplotlib/mpl_bar.py
index 4cd8bb6..607b2d7 100644
--- a/modules/matplotlib/mpl_bar.py
+++ b/modules/matplotlib/mpl_bar.py
@@ -1,5 +1,6 @@
 from typing import Any, Dict
 from matplotlib import pyplot as plt
+from io import StringIO
 import pandas as pd
 from .common import common_input_types
 from .util import plot_post_steps
@@ -49,7 +50,7 @@ class MPLBar:
             tuple: A tuple containing the image tensor representation of the plot.
         """
         # Deserialize JSON string to DataFrame
-        df = pd.read_json(dataframe_json)
+        df = pd.read_json(StringIO(dataframe_json))
 
         # Create the plot
         fig, ax = plt.subplots()
diff --git a/modules/matplotlib/mpl_line.py b/modules/matplotlib/mpl_line.py
index c351752..8ea5c3a 100644
--- a/modules/matplotlib/mpl_line.py
+++ b/modules/matplotlib/mpl_line.py
@@ -1,5 +1,6 @@
 from typing import Any, Dict
 from matplotlib import pyplot as plt
+from io import StringIO
 import pandas as pd
 from .common import common_input_types
 from .util import plot_post_steps
@@ -49,7 +50,7 @@ class MPLLine:
             tuple: A tuple containing the image tensor representation of the plot.
         """
         # Deserialize JSON string to DataFrame
-        df = pd.read_json(dataframe_json)
+        df = pd.read_json(StringIO(dataframe_json))
 
         # Create the plot
         fig, ax = plt.subplots()
diff --git a/modules/matplotlib/mpl_scatter.py b/modules/matplotlib/mpl_scatter.py
index 1078199..6c9b3bf 100644
--- a/modules/matplotlib/mpl_scatter.py
+++ b/modules/matplotlib/mpl_scatter.py
@@ -1,5 +1,6 @@
 from typing import Any, Dict
 from matplotlib import pyplot as plt
+from io import StringIO
 import pandas as pd
 from .common import common_input_types
 from .util import plot_post_steps
@@ -49,7 +50,7 @@ class MPLScatter:
             tuple: A tuple containing the image tensor representation of the plot.
         """
         # Deserialize JSON string to DataFrame
-        df = pd.read_json(dataframe_json)
+        df = pd.read_json(StringIO(dataframe_json))
 
         # Create the plot
         fig, ax = plt.subplots()
diff --git a/modules/pandas/pandas_head.py b/modules/pandas/pandas_head.py
index 10df91d..a2bf95a 100644
--- a/modules/pandas/pandas_head.py
+++ b/modules/pandas/pandas_head.py
@@ -1,4 +1,5 @@
 from typing import Any, Dict
+from io import StringIO
 import pandas as pd
 
 
@@ -39,6 +40,6 @@ class PandasHead:
             tuple: A tuple containing a JSON string of the resulting DataFrame.
         """
         # Deserialize JSON string to DataFrame
-        df = pd.read_json(dataframe_json)
+        df = pd.read_json(StringIO(dataframe_json))
         df2 = df.head(rows)
         return (df2.to_json(),)
diff --git a/modules/pandas/pandas_join.py b/modules/pandas/pandas_join.py
index 1c2afde..423cd0f 100644
--- a/modules/pandas/pandas_join.py
+++ b/modules/pandas/pandas_join.py
@@ -1,4 +1,5 @@
 from typing import Any, Dict
+from io import StringIO
 import pandas as pd
 
 
@@ -43,8 +44,8 @@ class PandasJoin:
             tuple: A tuple containing a JSON string of the merged DataFrame.
         """
         # Deserialize JSON string to DataFrame
-        df_left = pd.read_json(left_dataframe_json)
-        df_right = pd.read_json(right_dataframe_json)
+        df_left = pd.read_json(StringIO(left_dataframe_json))
+        df_right = pd.read_json(StringIO(right_dataframe_json))
 
         df_out = pd.merge(df_left, df_right, on=on_column_name, how=join_method)
         return (df_out.to_json(),)
diff --git a/modules/pandas/pandas_load_csv.py b/modules/pandas/pandas_load_csv.py
index fdf76eb..969f28c 100644
--- a/modules/pandas/pandas_load_csv.py
+++ b/modules/pandas/pandas_load_csv.py
@@ -1,4 +1,5 @@
 from typing import Any, Dict
+from io import StringIO
 import pandas as pd
 
 
diff --git a/modules/pandas/pandas_select_columns.py b/modules/pandas/pandas_select_columns.py
index da6ce0a..06be67e 100644
--- a/modules/pandas/pandas_select_columns.py
+++ b/modules/pandas/pandas_select_columns.py
@@ -1,4 +1,5 @@
 from typing import Any, Dict
+from io import StringIO
 import pandas as pd
 
 class PandasSelectColumns:
@@ -38,7 +39,7 @@ class PandasSelectColumns:
             tuple: A tuple containing a JSON string of the DataFrame with selected columns.
         """
         # Deserialize JSON string to DataFrame
-        df = pd.read_json(dataframe_json)
+        df = pd.read_json(StringIO(dataframe_json))
 
         # Process column names
         selected_columns = [col.strip() for col in column_names.split(",")]
diff --git a/modules/pandas/pandas_select_rows.py b/modules/pandas/pandas_select_rows.py
index 7d945fd..30abc7d 100644
--- a/modules/pandas/pandas_select_rows.py
+++ b/modules/pandas/pandas_select_rows.py
@@ -1,5 +1,5 @@
-import ast
 from typing import Any, Dict
+from io import StringIO
 import pandas as pd
 
 class PandasSelectRows:
@@ -39,7 +39,7 @@ class PandasSelectRows:
             tuple: A tuple containing a JSON string of the filtered DataFrame.
         """
         # Deserialize JSON string to DataFrame
-        df = pd.read_json(dataframe_json)
+        df = pd.read_json(StringIO(dataframe_json))
         
         # Apply condition
         df2 = df.query(condition)
diff --git a/modules/pandas/pandas_show_dataframe.py b/modules/pandas/pandas_show_dataframe.py
index c798152..d72c199 100644
--- a/modules/pandas/pandas_show_dataframe.py
+++ b/modules/pandas/pandas_show_dataframe.py
@@ -4,6 +4,7 @@ https://github.com/pythongosssss/ComfyUI-Custom-Scripts/blob/main/py/show_text.p
 
 See credit/credit.md for the full license.
 """
+from io import StringIO
 import pandas as pd
 
 class PandasShowDataFrame:
@@ -39,7 +40,7 @@ class PandasShowDataFrame:
                 print("Error: extra_pnginfo[0] is not a dict or missing 'workflow' key")
             else:
                 # Deserialize JSON string to DataFrame
-                df = pd.read_json(dataframe_json[0])
+                df = pd.read_json(StringIO(dataframe_json[0]))
                 text = [str(df)]  # wrap in list
                 workflow = extra_pnginfo[0]["workflow"]
                 node = next(
diff --git a/modules/pandas/pandas_sort.py b/modules/pandas/pandas_sort.py
index 5a4cbb4..376df0a 100644
--- a/modules/pandas/pandas_sort.py
+++ b/modules/pandas/pandas_sort.py
@@ -1,4 +1,5 @@
 from typing import Any, Dict
+from io import StringIO
 import pandas as pd
 
 class PandasSort:
@@ -40,7 +41,7 @@ class PandasSort:
             tuple: A tuple containing a JSON string of the sorted DataFrame.
         """
         # Deserialize JSON string to DataFrame
-        df = pd.read_json(dataframe_json)
+        df = pd.read_json(StringIO(dataframe_json))
         
         # Sort DataFrame
         df2 = df.sort_values(by=column_name, ascending=ascending)
diff --git a/modules/pandas/pandas_summary.py b/modules/pandas/pandas_summary.py
index eec9f9c..ebecc01 100644
--- a/modules/pandas/pandas_summary.py
+++ b/modules/pandas/pandas_summary.py
@@ -1,4 +1,5 @@
 from typing import Any, Dict
+from io import StringIO
 import pandas as pd
 
 class PandasSummary:
@@ -36,7 +37,7 @@ class PandasSummary:
             tuple: A tuple containing a string representation of the DataFrame summary.
         """
         # Deserialize JSON string to DataFrame
-        df = pd.read_json(dataframe_json)
+        df = pd.read_json(StringIO(dataframe_json))
 
         # Perform summary operation
         summary = df.describe()
diff --git a/modules/pandas/pandas_to_string.py b/modules/pandas/pandas_to_string.py
index 8349fad..3c28fc2 100644
--- a/modules/pandas/pandas_to_string.py
+++ b/modules/pandas/pandas_to_string.py
@@ -1,4 +1,5 @@
 from typing import Any, Dict
+from io import StringIO
 import pandas as pd
 
 class PandasToString:
@@ -36,5 +37,5 @@ class PandasToString:
             tuple: A tuple containing the string representation of the DataFrame.
         """
         # Deserialize JSON string to DataFrame
-        df = pd.read_json(dataframe_json)
+        df = pd.read_json(StringIO(dataframe_json))
         return (str(df),)
diff --git a/pyproject.toml b/pyproject.toml
index 58d320f..f7f0965 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,7 +1,7 @@
 [project]
 name = "data-analysis"
 description = "Data analysis custom modules for ComfyUI - Use Pandas & Matplotlib within ComfyUI"
-version = "1.0.3"
+version = "1.0.4"
 license = {file = "LICENSE"}
 
 [project.urls]