diff --git a/src/script_content_reader.py b/src/script_content_reader.py
index 09c0dda..82ddd5f 100644
--- a/src/script_content_reader.py
+++ b/src/script_content_reader.py
@@ -13,8 +13,8 @@ def read(self, scripts: list[ScriptMetadata]) -> list[ScriptMetadata]: ...
 
 class ScriptContentReader:
     def __init__(self) -> None:
-        self._section_start_regex = r".*code_embedder:.*start"
-        self._section_end_regex = r".*code_embedder:.*end"
+        self._section_start_regex = r".*code_embedder:section_name start"
+        self._section_end_regex = r".*code_embedder:section_name end"
 
     def read(self, scripts: list[ScriptMetadata]) -> list[ScriptMetadata]:
         scripts_with_full_contents = self._read_full_script(scripts)
@@ -68,7 +68,9 @@ def _extract_part(self, script: ScriptMetadata) -> str:
             start, end = self._extract_object_part(script)
 
         elif script.extraction_type == "section":
-            start, end = self._extract_section_part(lines)
+            start, end = self._extract_section_part(
+                lines=lines, section=script.extraction_part
+            )
             if not self._validate_section_bounds(start, end, script):
                 return ""
 
@@ -96,11 +98,21 @@ def _extract_object_part(self, script: ScriptMetadata) -> tuple[int | None, int
 
         return None, None
 
-    def _extract_section_part(self, lines: list[str]) -> tuple[int | None, int | None]:
+    def _extract_section_part(
+        self, lines: list[str], section: str | None = None
+    ) -> tuple[int | None, int | None]:
+        if not section:
+            return None, None
+
+        updated_section_start_regex = self._section_start_regex.replace(
+            "section_name", section
+        )
+        updated_section_end_regex = self._section_end_regex.replace("section_name", section)
+
         for i, line in enumerate(lines):
-            if re.search(self._section_start_regex, line):
+            if re.search(updated_section_start_regex, line):
                 start = i + 1
-            elif re.search(self._section_end_regex, line):
+            elif re.search(updated_section_end_regex, line):
                 return start, i
 
         return None, None
diff --git a/tests/data/example_section.py b/tests/data/example_section.py
index edb9b08..74e6933 100644
--- a/tests/data/example_section.py
+++ b/tests/data/example_section.py
@@ -2,3 +2,7 @@
 # code_embedder:A start
 print("Printing only section A")
 # code_embedder:A end
+
+# code_embedder:B start
+print("Printing only section B")
+# code_embedder:B end
diff --git a/tests/data/expected_readme1.md b/tests/data/expected_readme1.md
index b57b749..83481f8 100644
--- a/tests/data/expected_readme1.md
+++ b/tests/data/expected_readme1.md
@@ -13,6 +13,11 @@ name: Test
 description: Description
 ```
 
+This will be filled:
+```python:tests/data/example_section.py:s:B
+print("Printing only section B")
+```
+
 This won't be updated:
 ```
 print("Hello, World!")
diff --git a/tests/data/readme1.md b/tests/data/readme1.md
index 9eb576e..cb41805 100644
--- a/tests/data/readme1.md
+++ b/tests/data/readme1.md
@@ -4,7 +4,6 @@ This is a test readme.
 
 This will be filled:
 ```python:tests/data/example_section.py:s:A
-print("Printing only section A")
 ```
 
 This won't be updated:
@@ -13,6 +12,10 @@ name: Test
 description: Description
 ```
 
+This will be filled:
+```python:tests/data/example_section.py:s:B
+```
+
 This won't be updated:
 ```
 print("Hello, World!")
diff --git a/tests/test_script_content_reader.py b/tests/test_script_content_reader.py
index 39250a6..0f79ff1 100644
--- a/tests/test_script_content_reader.py
+++ b/tests/test_script_content_reader.py
@@ -48,6 +48,10 @@ def create_script_metadata(
                     "# code_embedder:A start\n"
                     'print("Printing only section A")\n'
                     "# code_embedder:A end\n"
+                    "\n"
+                    "# code_embedder:B start\n"
+                    'print("Printing only section B")\n'
+                    "# code_embedder:B end"
                 ),
             ),
         ),