diff --git a/server/TracyEvent.hpp b/server/TracyEvent.hpp
index c7cee48a..2d411662 100755
--- a/server/TracyEvent.hpp
+++ b/server/TracyEvent.hpp
@@ -10,6 +10,7 @@ struct Event
 {
     int64_t start;
     int64_t end;
+    uint32_t srcloc;
 
     Vector<Event*> child;
 };
diff --git a/server/TracySourceLocation.hpp b/server/TracySourceLocation.hpp
new file mode 100755
index 00000000..a583b9fc
--- /dev/null
+++ b/server/TracySourceLocation.hpp
@@ -0,0 +1,37 @@
+#ifndef __TRACYSOURCELOCATION_HPP__
+#define __TRACYSOURCELOCATION_HPP__
+
+#include <functional>
+#include <stdint.h>
+#include <string.h>
+
+namespace tracy
+{
+
+struct SourceLocation
+{
+    uint64_t filename;
+    uint64_t function;
+    uint32_t line;
+
+    struct Hasher
+    {
+        size_t operator()( const SourceLocation& v ) const
+        {
+            const static std::hash<uint64_t> hash;
+            return hash( v.filename ) ^ hash( v.function ) ^ hash( v.line );
+        }
+    };
+
+    struct Comparator
+    {
+        bool operator()( const SourceLocation& lhs, const SourceLocation& rhs ) const
+        {
+            return memcmp( &lhs, &rhs, sizeof( SourceLocation ) ) == 0;
+        }
+    };
+};
+
+}
+
+#endif
diff --git a/server/TracyView.cpp b/server/TracyView.cpp
index 99e5ca9d..c8fea1c3 100755
--- a/server/TracyView.cpp
+++ b/server/TracyView.cpp
@@ -209,10 +209,27 @@ void View::ProcessZoneBegin( uint64_t id, const QueueZoneBegin& ev )
 {
     auto it = m_pendingEndZone.find( id );
     auto zone = m_slab.Alloc<Event>();
+
     CheckString( ev.filename );
     CheckString( ev.function );
     zone->start = ev.time;
+
+    SourceLocation srcloc { ev.filename, ev.function, ev.line };
+    auto lit = m_locationRef.find( srcloc );
+
     std::unique_lock<std::mutex> lock( m_lock );
+    if( lit == m_locationRef.end() )
+    {
+        const auto ref = uint32_t( m_srcFile.size() );
+        zone->srcloc = ref;
+        m_locationRef.emplace( srcloc, ref );
+        m_srcFile.push_back( srcloc );
+    }
+    else
+    {
+        zone->srcloc = lit->second;
+    }
+
     if( it == m_pendingEndZone.end() )
     {
         zone->end = -1;
diff --git a/server/TracyView.hpp b/server/TracyView.hpp
index 22ad7cdd..395a6772 100755
--- a/server/TracyView.hpp
+++ b/server/TracyView.hpp
@@ -14,6 +14,7 @@
 #include "../common/TracyQueue.hpp"
 #include "TracyEvent.hpp"
 #include "TracySlab.hpp"
+#include "TracySourceLocation.hpp"
 #include "TracyVector.hpp"
 
 namespace tracy
@@ -71,6 +72,7 @@ private:
     std::mutex m_lock;
     Vector<Event*> m_timeline;
     Vector<uint64_t> m_frames;
+    Vector<SourceLocation> m_srcFile;
     std::unordered_map<uint64_t, std::string> m_strings;
 
     std::mutex m_mbpslock;
@@ -80,6 +82,7 @@ private:
     std::unordered_map<uint64_t, QueueZoneEnd> m_pendingEndZone;
     std::unordered_map<uint64_t, Event*> m_openZones;
     std::unordered_set<uint64_t> m_pendingStrings;
+    std::unordered_map<SourceLocation, uint32_t, SourceLocation::Hasher, SourceLocation::Comparator> m_locationRef;
 
     Slab<EventSize*1024*1024> m_slab;