diff --git a/src/yuzu/CMakeLists.txt b/src/yuzu/CMakeLists.txt
index 3ea7b55d0d..ec969a9a74 100644
--- a/src/yuzu/CMakeLists.txt
+++ b/src/yuzu/CMakeLists.txt
@@ -159,6 +159,9 @@ target_compile_definitions(yuzu PRIVATE
     # Disable implicit conversions from/to C strings
     -DQT_NO_CAST_FROM_ASCII
     -DQT_NO_CAST_TO_ASCII
+
+    # Disable implicit type narrowing in signal/slot connect() calls.
+    -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT
 )
 
 if (YUZU_ENABLE_COMPATIBILITY_REPORTING)