diff --git a/app/api/api_v1/routers/search.py b/app/api/api_v1/routers/search.py
index a7749c33..a5d83a32 100644
--- a/app/api/api_v1/routers/search.py
+++ b/app/api/api_v1/routers/search.py
@@ -185,7 +185,7 @@ def search_documents(
     token.decode_and_validate(db, request, app_token)
 
     # If the search request IDs are null, we want to search using the app token corpora.
-    if search_body.corpus_import_ids is None:
+    if search_body.corpus_import_ids == [] or search_body.corpus_import_ids is None:
         search_body.corpus_import_ids = cast(Sequence, token.allowed_corpora_ids)
 
     # For the second validation, search request corpora Ids are validated against the
diff --git a/pyproject.toml b/pyproject.toml
index 04fde860..11d675fa 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "navigator_backend"
-version = "1.19.12"
+version = "1.19.13"
 description = ""
 authors = ["CPR-dev-team <tech@climatepolicyradar.org>"]
 packages = [{ include = "app" }, { include = "tests" }]