diff --git a/codegenerator/openapi/utils.py b/codegenerator/openapi/utils.py
index 3d0f591..4a1575e 100644
--- a/codegenerator/openapi/utils.py
+++ b/codegenerator/openapi/utils.py
@@ -78,9 +78,9 @@ def merge_api_ref_doc(
                 ep = op.find("div", class_="endpoint-container")
                 ep_divs = ep.find_all("div")
                 url = doc_url_prefix + "".join(ep_divs[0].strings)
-                summary = "".join(ep_divs[1].strings)
+                summary = "".join(ep_divs[1].strings).strip("\n")
                 method_span = op.find("div", class_="operation").find(
-                    "span", class_="label"
+                    "span", class_=lambda tag: tag.startswith("label")
                 )
                 method = method_span.string
 
@@ -173,7 +173,9 @@ def merge_api_ref_doc(
                 # Find the button in the operaion container to get ID of the
                 # details section
                 details_button = op.find("button")
-                details_section_id = details_button["data-target"].strip("#")
+                details_section_id = details_button.get(
+                    "data-target", details_button.get("data-bs-target")
+                ).lstrip("#")
                 details_section = section.find(
                     "section", id=details_section_id
                 )
@@ -550,4 +552,6 @@ def rst_to_md(content: str) -> str:
 
 
 def get_sanitized_description(descr: str) -> LiteralScalarString:
-    return LiteralScalarString(md(descr, escape_underscores=False).rstrip())
+    return LiteralScalarString(
+        md(descr.strip("\n"), escape_underscores=False).rstrip()
+    )