| diff --git a/lucene/core/src/java/org/apache/lucene/util/SparseFixedBitSet.java b/lucene/core/src/java/org/apache/lucene/util/SparseFixedBitSet.java |
| index 1155800b050..8dfb95bb127 100644 |
| --- a/lucene/core/src/java/org/apache/lucene/util/SparseFixedBitSet.java |
| +++ b/lucene/core/src/java/org/apache/lucene/util/SparseFixedBitSet.java |
| @@ -69,7 +69,7 @@ public class SparseFixedBitSet extends BitSet { |
| bits = new long[blockCount][]; |
| ramBytesUsed = |
| BASE_RAM_BYTES_USED |
| - + RamUsageEstimator.shallowSizeOf(indices) |
| + + RamUsageEstimator.sizeOf(indices) |
| + RamUsageEstimator.shallowSizeOf(bits); |
| } |
| |