1 files changed, 2 insertions, 2 deletions
diff --git a/src/mongo/db/s/merge_chunks_command.cpp b/src/mongo/db/s/merge_chunks_command.cpp
index a589e580864..60bc1918abf 100644
--- a/src/mongo/db/s/merge_chunks_command.cpp
+++ b/src/mongo/db/s/merge_chunks_command.cpp
@@ -49,9 +49,9 @@
 namespace mongo {
 
 using std::string;
-using std::stringstream;
 using std::shared_ptr;
 using std::vector;
+using str::stream;
 
 namespace {
 
@@ -320,7 +320,7 @@ class MergeChunksCommand : public ErrmsgCommandDeprecated {
 public:
     MergeChunksCommand() : ErrmsgCommandDeprecated("mergeChunks") {}
 
-    void help(stringstream& h) const override {
+    void help(std::stringstream& h) const override {
         h << "Merge Chunks command\n"
           << "usage: { mergeChunks : <ns>, bounds : [ <min key>, <max key> ],"
           << " (opt) epoch : <epoch> }";