diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3305905e..b0cbf1e6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -107,6 +107,7 @@ set(SOURCE_FILES
     MobileGL/MG_Util/Metrics/BufferMetrics.cpp
 
     MobileGL/MG_Util/Converters/GLToStr/GLEnumConverter.cpp
+    MobileGL/MG_Util/Converters/EGLToStr/EGLEnumConverter.cpp
     MobileGL/MG_Util/Converters/MGToStr/DataTypeConverter.cpp
     MobileGL/MG_Util/Converters/MGToStr/RenderStateEnumConverter.cpp
     MobileGL/MG_Util/Converters/MGToStr/GLExtensionConverter.cpp
diff --git a/MobileGL/MG_Impl/EGLImpl/EGLWrapper/EGLWrapper.cpp b/MobileGL/MG_Impl/EGLImpl/EGLWrapper/EGLWrapper.cpp
index 66bd0066..fd18f1b4 100644
--- a/MobileGL/MG_Impl/EGLImpl/EGLWrapper/EGLWrapper.cpp
+++ b/MobileGL/MG_Impl/EGLImpl/EGLWrapper/EGLWrapper.cpp
@@ -75,6 +75,8 @@ namespace MobileGL {
         EGLBoolean BindAPI(EGLenum api) {
             // We should accept `EGL_OPENGL_API`,
             // and bind to `EGL_OPENGL_ES_API` at the backend
+            MGLOG_D("%s: api = %s", __func__, api == EGL_OPENGL_API ? "EGL_OPENGL_API" : "EGL_OPENGL_ES_API");
+            MGLOG_D("%s: calling backend as EGL_OPENGL_ES_API");
             return MG_External::EGL::eglBindAPI(EGL_OPENGL_ES_API);
         }