1 files changed, 2 insertions, 2 deletions
diff --git a/src/mongo/db/query/canonical_query_encoder.cpp b/src/mongo/db/query/canonical_query_encoder.cpp
index c8a8cd29d48..61ee86dc2c8 100644
--- a/src/mongo/db/query/canonical_query_encoder.cpp
+++ b/src/mongo/db/query/canonical_query_encoder.cpp
@@ -989,7 +989,7 @@ public:
 
     void preVisit(const MatchExpression* expr) {
         // Encode the type of the node as well as the path (if there is a non-empty path).
-        _builder->appendStr(encodeMatchType(expr->matchType()));
+        _builder->appendCStr(encodeMatchType(expr->matchType()));
         encodeUserString(expr->path(), _builder);
 
         // The node encodes itself, and then its children.
@@ -1053,7 +1053,7 @@ std::string encodeSBE(const CanonicalQuery& cq) {
     encodeKeyForAutoParameterizedMatchSBE(cq.root(), &bufBuilder);
 
     bufBuilder.appendBuf(proj.objdata(), proj.objsize());
-    bufBuilder.appendStr(strBuilderEncoded, false /* includeEndingNull */);
+    bufBuilder.appendStrBytes(strBuilderEncoded);
 
     encodeFindCommandRequest(cq.getFindCommandRequest(), &bufBuilder);