diff --git a/db/malloc_stats.cc b/db/malloc_stats.cc
index 603af8593b94490a4f6d283916569bea67aa6ab5..00197d04f26135935949f06d07c00484bd55f6d6 100644
--- a/db/malloc_stats.cc
+++ b/db/malloc_stats.cc
@@ -41,8 +41,8 @@ static void GetJemallocStatus(void* mstat_arg, const char* status) {
 }
 #endif  // ROCKSDB_JEMALLOC
 
-void DumpMallocStats(std::string* stats) {
 #ifdef ROCKSDB_JEMALLOC
+void DumpMallocStats(std::string* stats) {
   MallocStatus mstat;
   const unsigned int kMallocStatusLen = 1000000;
   std::unique_ptr<char[]> buf{new char[kMallocStatusLen + 1]};
@@ -50,8 +50,10 @@ void DumpMallocStats(std::string* stats) {
   mstat.end = buf.get() + kMallocStatusLen;
   je_malloc_stats_print(GetJemallocStatus, &mstat, "");
   stats->append(buf.get());
-#endif  // ROCKSDB_JEMALLOC
 }
+#else
+void DumpMallocStats(std::string*) {}
+#endif  // ROCKSDB_JEMALLOC
 
 }
 #endif  // !ROCKSDB_LITE