diff --git a/src/oalc_creator/scrapers/queensland_legislation.py b/src/oalc_creator/scrapers/queensland_legislation.py
index a91f6ca..c30eaa0 100644
--- a/src/oalc_creator/scrapers/queensland_legislation.py
+++ b/src/oalc_creator/scrapers/queensland_legislation.py
@@ -160,7 +160,7 @@ async def _get_doc(self, entry: Entry) -> Document | None:
             resp = (await self.get(Request(url))).stream
             
             # Extract the text of the document from the PDF with OCR.
-            text = await pdf2txt(resp, self.ocr_batch_size, self.thread_pool_executor)
+            text = await pdf2txt(resp, self.ocr_batch_size, self.thread_pool_executor, self.ocr_semaphore)
             
             # Store the mime of the document.
             mime = 'application/pdf'