diff --git a/src/core/gpu.h b/src/core/gpu.h
index 47242a74f..13024a26b 100644
--- a/src/core/gpu.h
+++ b/src/core/gpu.h
@@ -110,13 +110,13 @@ public:
   /// Returns true if scanout should be interlaced.
   ALWAYS_INLINE bool IsInterlacedDisplayEnabled() const
   {
-    return (!m_force_progressive_scan) & m_GPUSTAT.vertical_interlace;
+    return (!m_force_progressive_scan) && m_GPUSTAT.vertical_interlace;
   }
 
   /// Returns true if interlaced rendering is enabled and force progressive scan is disabled.
   ALWAYS_INLINE bool IsInterlacedRenderingEnabled() const
   {
-    return (!m_force_progressive_scan) & m_GPUSTAT.SkipDrawingToActiveField();
+    return (!m_force_progressive_scan) && m_GPUSTAT.SkipDrawingToActiveField();
   }
 
   /// Returns the number of pending GPU ticks.