diff --git a/Demos3/GpuDemos/shadows/ShadowMapDemo.cpp b/Demos3/GpuDemos/shadows/ShadowMapDemo.cpp
index 48b12bd0e..ffac7a12a 100644
--- a/Demos3/GpuDemos/shadows/ShadowMapDemo.cpp
+++ b/Demos3/GpuDemos/shadows/ShadowMapDemo.cpp
@@ -1,7 +1,7 @@
 #include "ShadowMapDemo.h"
 #include "ShadowMapDemoInternalData.h"
 #include "OpenGLWindow/GLInstancingRenderer.h"
-#include "OpenglWindow/GLPrimitiveRenderer.h"
+#include "OpenGLWindow/GLPrimitiveRenderer.h"
 
 #include "OpenGLWindow/ShapeData.h"
 #include "Bullet3Common/b3Quaternion.h"
diff --git a/btgui/OpenGLTrueTypeFont/main.cpp b/btgui/OpenGLTrueTypeFont/main.cpp
index 1dca192ae..c33303903 100644
--- a/btgui/OpenGLTrueTypeFont/main.cpp
+++ b/btgui/OpenGLTrueTypeFont/main.cpp
@@ -30,7 +30,7 @@ subject to the following restrictions:
 
 #include "fontstash.h"
 #include "opengl_fontstashcallbacks.h"
-
+#include <stdio.h>
 
 //#include "Bullet3Common/b3Quickprof.h"
 #include "Bullet3Common/b3Quaternion.h"