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-rw-r--r--searchlib/src/tests/attribute/posting_list_merger/posting_list_merger_test.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/searchlib/src/tests/attribute/posting_list_merger/posting_list_merger_test.cpp b/searchlib/src/tests/attribute/posting_list_merger/posting_list_merger_test.cpp
index a9fde8c8dd3..6ee3eeaccba 100644
--- a/searchlib/src/tests/attribute/posting_list_merger/posting_list_merger_test.cpp
+++ b/searchlib/src/tests/attribute/posting_list_merger/posting_list_merger_test.cpp
@@ -3,6 +3,7 @@
#include <vespa/vespalib/testkit/testapp.h>
#include <vespa/searchlib/attribute/posting_list_merger.h>
#include <vespa/vespalib/test/insertion_operators.h>
+#include <algorithm>
using search::btree::BTreeNoLeafData;
using search::attribute::PostingListMerger;