diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 184b049d06..ce0b1f8889 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -139,6 +139,7 @@ else()
         -Wno-invalid-offsetof
         -Wno-unused-parameter
         -Wno-missing-field-initializers
+        -Wno-unused-private-field
     )
 
     if (CXX_CLANG OR CXX_ICC) # Clang or AppleClang