diff --git a/src/renderer_d3d11.cpp b/src/renderer_d3d11.cpp
index 98bd2fe8..3f34a922 100644
--- a/src/renderer_d3d11.cpp
+++ b/src/renderer_d3d11.cpp
@@ -2732,7 +2732,7 @@ BX_PRAGMA_DIAGNOSTIC_POP();
 		bool isVisible(Frame* _render, OcclusionQueryHandle _handle, bool _visible)
 		{
 			m_occlusionQuery.resolve(_render);
-			return _visible == 0 != _render->m_occlusion[_handle.idx];
+			return _visible == (0 != _render->m_occlusion[_handle.idx]);
 		}
 
 		DXGI_FORMAT getBufferFormat()
diff --git a/src/renderer_d3d9.cpp b/src/renderer_d3d9.cpp
index 04351451..28a25850 100644
--- a/src/renderer_d3d9.cpp
+++ b/src/renderer_d3d9.cpp
@@ -1568,7 +1568,7 @@ namespace bgfx { namespace d3d9
 		bool isVisible(Frame* _render, OcclusionQueryHandle _handle, bool _visible)
 		{
 			m_occlusionQuery.resolve(_render);
-			return _visible == 0 != _render->m_occlusion[_handle.idx];
+			return _visible == (0 != _render->m_occlusion[_handle.idx]);
 		}
 
 		void capturePreReset()
diff --git a/src/renderer_gl.cpp b/src/renderer_gl.cpp
index 4c38c2cc..cf15f486 100644
--- a/src/renderer_gl.cpp
+++ b/src/renderer_gl.cpp
@@ -2715,7 +2715,7 @@ namespace bgfx { namespace gl
 		bool isVisible(Frame* _render, OcclusionQueryHandle _handle, bool _visible)
 		{
 			m_occlusionQuery.resolve(_render);
-			return _visible == 0 != _render->m_occlusion[_handle.idx];
+			return _visible == (0 != _render->m_occlusion[_handle.idx]);
 		}
 
 		void ovrPostReset()