diff --git a/src/gotenberg_client/_convert/chromium.py b/src/gotenberg_client/_convert/chromium.py
index 1473943..4e176f3 100644
--- a/src/gotenberg_client/_convert/chromium.py
+++ b/src/gotenberg_client/_convert/chromium.py
@@ -40,8 +40,15 @@ def index(self, index: Path) -> Self:
 
     def string_index(self, index: str) -> Self:
         """
-        Provides the given string data as the index HTML for conversion
+        Provides the given string data as the index HTML for conversion.
+
+        Args:
+            index (str): The HTML content to be used as the index file.
+
+        Returns:
+            Self: This object itself for method chaining.
         """
+
         self._add_in_memory_file(index, name="index.html", mime_type="text/html")
         return self
 
@@ -56,12 +63,23 @@ def resource(self, resource: Path, *, name: Optional[str] = None) -> Self:
         self._add_file_map(resource, name=name)
         return self
 
-    def string_resource(self, resource: str, *, name: str, mime_type: Optional[str] = None) -> Self:
+    def string_resource(self, resource: str, name: str, mime_type: Optional[str] = None) -> Self:
         """
-        Provides the given string data, with the provided name, for the index HTML file to reference during conversion
+        Adds a string resource to the conversion process.
+
+        The provided string data will be made available to the index HTML file during conversion,
+        using the specified name and MIME type.
+
+        Args:
+            resource (str): The string data to be added as a resource.
+            name (str): The name to assign to the resource.
+            mime_type (Optional[str]): The MIME type of the resource (optional).
+
+        Returns:
+            Self: This object itself for method chaining.
         """
-        self._add_in_memory_file(resource, name=name, mime_type=mime_type)
 
+        self._add_in_memory_file(resource, name=name, mime_type=mime_type)
         return self
 
     def resources(self, resources: List[Path]) -> Self: