diff --git a/server/TracyCharUtil.hpp b/server/TracyCharUtil.hpp
index 8e1be47d..8dd777fd 100644
--- a/server/TracyCharUtil.hpp
+++ b/server/TracyCharUtil.hpp
@@ -5,6 +5,8 @@
 #include <stdint.h>
 #include <string.h>
 
+#include "tracy_flat_hash_map.hpp"
+
 namespace tracy
 {
 namespace charutil
@@ -46,6 +48,11 @@ struct Hasher
     }
 };
 
+struct HasherPOT : public Hasher
+{
+    typedef tracy::power_of_two_hash_policy hash_policy;
+};
+
 struct Comparator
 {
     bool operator()( const char* lhs, const char* rhs ) const
diff --git a/server/TracyWorker.hpp b/server/TracyWorker.hpp
index 503785da..a00792ef 100644
--- a/server/TracyWorker.hpp
+++ b/server/TracyWorker.hpp
@@ -58,7 +58,7 @@ class Worker
 
         flat_hash_map<uint64_t, const char*, nohash<uint64_t>> strings;
         Vector<const char*> stringData;
-        std::unordered_map<const char*, uint32_t, charutil::Hasher, charutil::Comparator> stringMap;
+        flat_hash_map<const char*, uint32_t, charutil::HasherPOT, charutil::Comparator> stringMap;
         flat_hash_map<uint64_t, const char*, nohash<uint64_t>> threadNames;
 
         flat_hash_map<uint64_t, SourceLocation, nohash<uint64_t>> sourceLocation;