diff --git a/packages/markitdown/src/markitdown/_exceptions.py b/packages/markitdown/src/markitdown/_exceptions.py
index cae5990..abfebc6 100644
--- a/packages/markitdown/src/markitdown/_exceptions.py
+++ b/packages/markitdown/src/markitdown/_exceptions.py
@@ -1,5 +1,12 @@
 from typing import Optional, List, Any
 
+MISSING_DEPENDENCY_MESSAGE = """{converter} recognized the input as a potential {extension} file, but the dependencies needed to read {extension} files have not been installed. To resolve this error, include the optional dependency [{feature}] or [all] when installing MarkItDown. For example:
+
+* pip install markitdown[{feature}]
+* pip install markitdown[all]
+* pip install markitdown[{feature}, ...]
+* etc."""
+
 
 class MarkItDownException(Exception):
     """
diff --git a/packages/markitdown/src/markitdown/converters/_docx_converter.py b/packages/markitdown/src/markitdown/converters/_docx_converter.py
index b68500f..de4bf0d 100644
--- a/packages/markitdown/src/markitdown/converters/_docx_converter.py
+++ b/packages/markitdown/src/markitdown/converters/_docx_converter.py
@@ -8,7 +8,7 @@ from ._base import (
 
 from ._base import DocumentConverter
 from ._html_converter import HtmlConverter
-from .._exceptions import MissingDependencyException
+from .._exceptions import MissingDependencyException, MISSING_DEPENDENCY_MESSAGE
 
 # Try loading optional (but in this case, required) dependencies
 # Save reporting of any exceptions for later
@@ -39,12 +39,11 @@ class DocxConverter(HtmlConverter):
         # Load the dependencies
         if _dependency_exc_info is not None:
             raise MissingDependencyException(
-                f"""{type(self).__name__} recognized the input as a potential .docx file, but the dependencies needed to read .docx files have not been installed. To resolve this error, include the optional dependency [docx] or [all] when installing MarkItDown. For example:
-
-* pip install markitdown[docx]
-* pip install markitdown[all]
-* pip install markitdown[pptx, docx, ...]
-* etc."""
+                MISSING_DEPENDENCY_MESSAGE.format(
+                    converter=type(self).__name__,
+                    extension=".docx",
+                    feature="docx",
+                )
             ) from _dependency_exc_info[1].with_traceback(
                 _dependency_exc_info[2]
             )  # Restore the original traceback
diff --git a/packages/markitdown/src/markitdown/converters/_pptx_converter.py b/packages/markitdown/src/markitdown/converters/_pptx_converter.py
index 7d72c1b..e8cbf71 100644
--- a/packages/markitdown/src/markitdown/converters/_pptx_converter.py
+++ b/packages/markitdown/src/markitdown/converters/_pptx_converter.py
@@ -7,7 +7,7 @@ from typing import Union
 
 from ._base import DocumentConverterResult, DocumentConverter
 from ._html_converter import HtmlConverter
-from .._exceptions import MissingDependencyException
+from .._exceptions import MissingDependencyException, MISSING_DEPENDENCY_MESSAGE
 
 # Try loading optional (but in this case, required) dependencies
 # Save reporting of any exceptions for later
@@ -67,12 +67,11 @@ class PptxConverter(HtmlConverter):
         # Load the dependencies
         if _dependency_exc_info is not None:
             raise MissingDependencyException(
-                f"""{type(self).__name__} recognized the input as a potential .pptx file, but the dependencies needed to read .pptx files have not been installed. To resolve this error, include the optional dependency [pptx] or [all] when installing MarkItDown. For example:
-
-* pip install markitdown[pptx]
-* pip install markitdown[all]
-* pip install markitdown[pptx, docx, ...]
-* etc."""
+                MISSING_DEPENDENCY_MESSAGE.format(
+                    converter=type(self).__name__,
+                    extension=".pptx",
+                    feature="pptx",
+                )
             ) from _dependency_exc_info[1].with_traceback(
                 _dependency_exc_info[2]
             )  # Restore the original traceback