diff --git a/t4_devkit/dataclass/pointcloud.py b/t4_devkit/dataclass/pointcloud.py
index d8975944..7515175a 100644
--- a/t4_devkit/dataclass/pointcloud.py
+++ b/t4_devkit/dataclass/pointcloud.py
@@ -153,6 +153,10 @@ def _validate_metainfo(self, attribute, value) -> None:
                     f"idx_begin={idx_begin}, length={length}, but num_points={num_points}"
                 )
 
+            # Skip sources with zero length as they don't represent any points and can cause false positives in coverage validation.
+            if length == 0:
+                continue
+
             intervals.append((idx_begin, idx_end, source_token))
 
         # Sort intervals by start index