diff --git a/tools/import-trace/AdvancedMemoryImporter.cc b/tools/import-trace/AdvancedMemoryImporter.cc
index daa579c0..6cf96962 100644
--- a/tools/import-trace/AdvancedMemoryImporter.cc
+++ b/tools/import-trace/AdvancedMemoryImporter.cc
@@ -68,7 +68,7 @@ void AdvancedMemoryImporter::insert_delayed_entries(bool finalizing)
 		if (it->branches_before != last_branches_before) {
 			branchmask = 0;
 			int pos = std::max(-(signed)BRANCH_WINDOW_SIZE, - (signed) it->branches_before);
-			int maxpos = std::min((signed)BRANCH_WINDOW_SIZE, (signed)(branches_taken.size() - it->branches_before));
+			int maxpos = std::min(BRANCH_WINDOW_SIZE, branches_taken.size() - it->branches_before);
 			for (; pos < maxpos; ++pos) {
 				branchmask |=
 					((unsigned) branches_taken[it->branches_before + pos])