diff --git a/projects/rocprofiler/src/tools/tool.cpp b/projects/rocprofiler/src/tools/tool.cpp
index 8d4c37d4a5..79582f6a93 100644
--- a/projects/rocprofiler/src/tools/tool.cpp
+++ b/projects/rocprofiler/src/tools/tool.cpp
@@ -200,7 +200,7 @@ struct hip_api_trace_entry_t {
 size_t GetBufferSize() {
   auto bufSize = getenv("ROCPROFILER_BUFFER_SIZE");
   // Default size if not set
-  if (!bufSize) return 0x200000;
+  if (!bufSize) return 0x40000;
   return std::stoll({bufSize});
 }