diff --git a/requirements.txt b/requirements.txt
index 4b57be2..5693f7d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-nc-py-api[app]==0.23.1
-ocrmypdf==16.13.0
+nc-py-api[app]==0.30.1
+ocrmypdf==17.4.2
 python-multipart==0.0.20
\ No newline at end of file
diff --git a/test/test_app.py b/test/test_app.py
index 072a938..63f92fb 100644
--- a/test/test_app.py
+++ b/test/test_app.py
@@ -58,7 +58,7 @@ def test_process_ocr_error_already_processed_file():
     assert response.status_code == 500
     response_json = response.json()
     assert "message" in response_json
-    assert response_json["message"] == "page already has text! - aborting (use --force-ocr to force OCR;  see also help for the arguments --skip-text and --redo-ocr (PriorOcrFoundError)"
+    assert response_json["message"] == "page already has text! - aborting (use --force-ocr or --mode force to force OCR; see also help for --skip-text, --redo-ocr, and --mode) (PriorOcrFoundError)"
     assert "ocrMyPdfExitCode" in response_json
     assert response_json["ocrMyPdfExitCode"] == 6
 
diff --git a/workflow_ocr_backend/app.py b/workflow_ocr_backend/app.py
index ac5321a..1e30bbc 100644
--- a/workflow_ocr_backend/app.py
+++ b/workflow_ocr_backend/app.py
@@ -24,7 +24,7 @@ async def lifespan(app: FastAPI):
 logger = logging.getLogger('uvicorn.error') # Use same logging as uvicorn
 
 
-def enabled_handler(enabled: bool, _: NextcloudApp | AsyncNextcloudApp) -> str:
+async def enabled_handler(enabled: bool, _: AsyncNextcloudApp) -> str:
     # Nothing to do currently ...
     logger.debug(f"App enabled: {enabled}")
     return ""
diff --git a/workflow_ocr_backend/ocrservice.py b/workflow_ocr_backend/ocrservice.py
index 448ea64..dfe855f 100644
--- a/workflow_ocr_backend/ocrservice.py
+++ b/workflow_ocr_backend/ocrservice.py
@@ -57,7 +57,7 @@ def _split_parameters(self, ocrmypdf_parameters: str) -> dict[str, str | bool |
             if not param:
                 continue
             splitted_param = [p.strip() for p in param.split(" ")]
-            key = splitted_param[0]
+            key = splitted_param[0].replace("-", "_")
             length = len(splitted_param)
             if length >= 2:
                 value = splitted_param[1]