diff --git a/test/blobstore/implementations/onblocks/datatreestore/DataTreeTest_ResizeNumBytes.cpp b/test/blobstore/implementations/onblocks/datatreestore/DataTreeTest_ResizeNumBytes.cpp
index b5c6a4e4..586627fe 100644
--- a/test/blobstore/implementations/onblocks/datatreestore/DataTreeTest_ResizeNumBytes.cpp
+++ b/test/blobstore/implementations/onblocks/datatreestore/DataTreeTest_ResizeNumBytes.cpp
@@ -179,7 +179,7 @@ TEST_P(DataTreeTest_ResizeNumBytes_P, NumBytesIsCorrect) {
 TEST_P(DataTreeTest_ResizeNumBytes_P, DepthFlagsAreCorrect) {
   tree->resizeNumBytes(newSize);
   tree->flush();
-  uint32_t depth = ceil(log(newNumberOfLeaves)/log(DataTreeTest_ResizeNumBytes::LAYOUT.maxChildrenPerInnerNode()));
+  uint32_t depth = ceil(log(newNumberOfLeaves)/log(DataTreeTest_ResizeNumBytes::LAYOUT.maxChildrenPerInnerNode()) - 0.00000000001); // The subtraction takes care of double inaccuracies if newNumberOfLeaves == maxChildrenPerInnerNode
   CHECK_DEPTH(depth, tree->key());
 }