diff --git a/meta/lib/oe/spdx30_tasks.py b/meta/lib/oe/spdx30_tasks.py
index 7baa6be70e..9d5bbadc0f 100644
--- a/meta/lib/oe/spdx30_tasks.py
+++ b/meta/lib/oe/spdx30_tasks.py
@@ -238,7 +238,8 @@ def get_package_sources_from_debug(
                     if file_sha256 is None:
                         continue
                 else:
-                    if not debugsrc_path.exists():
+                    # We can only hash files below, skip directories, links, etc.
+                    if not debugsrc_path.isfile():
                         source_hash_cache[debugsrc_path] = None
                         continue