diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt
index 6a8c1e32f..a39e65b98 100644
--- a/lib/CMakeLists.txt
+++ b/lib/CMakeLists.txt
@@ -52,6 +52,7 @@ set(SRCS decorators/BaseDecorator.cpp
   pal/PAL.cpp
   pal/TaskDispatcher_CAPI.cpp
   pal/WorkerThread.cpp
+  decoder/PayloadDecoder.cpp
 )
 
 # Support for Azure Monitor / Application Insights