diff --git a/Components/6845/CRTC6845.hpp b/Components/6845/CRTC6845.hpp
index 289f25b1c..c074794c5 100644
--- a/Components/6845/CRTC6845.hpp
+++ b/Components/6845/CRTC6845.hpp
@@ -74,7 +74,7 @@ template <class T> class CRTC6845 {
 							line_is_visible_ = true;
 							line_counter_ = 0;
 							is_in_adjustment_period_ = false;
-							line_address_ = (registers_[12] << 8) | registers_[13];
+							line_address_ = (uint16_t)((registers_[12] << 8) | registers_[13]);
 							bus_state_.refresh_address = line_address_;
 						}
 					} else {