diff --git a/src/app/valentina/mainwindow.cpp b/src/app/valentina/mainwindow.cpp
index 4bf6430d3..0bd924f32 100644
--- a/src/app/valentina/mainwindow.cpp
+++ b/src/app/valentina/mainwindow.cpp
@@ -100,7 +100,6 @@
 #endif //defined(Q_OS_MAC)
 
 QT_WARNING_PUSH
-QT_WARNING_DISABLE_GCC("-Wmissing-prototypes")
 QT_WARNING_DISABLE_CLANG("-Wmissing-prototypes")
 QT_WARNING_DISABLE_INTEL(1418)
 
diff --git a/src/app/valentina/mainwindowsnogui.cpp b/src/app/valentina/mainwindowsnogui.cpp
index 829b97914..4b97a45fb 100644
--- a/src/app/valentina/mainwindowsnogui.cpp
+++ b/src/app/valentina/mainwindowsnogui.cpp
@@ -67,7 +67,6 @@
 #endif
 
 QT_WARNING_PUSH
-QT_WARNING_DISABLE_GCC("-Wmissing-prototypes")
 QT_WARNING_DISABLE_CLANG("-Wmissing-prototypes")
 QT_WARNING_DISABLE_INTEL(1418)