diff --git a/src/osdep/amiberry.cpp b/src/osdep/amiberry.cpp
index f38d99dd0..c831d3979 100644
--- a/src/osdep/amiberry.cpp
+++ b/src/osdep/amiberry.cpp
@@ -615,11 +615,13 @@ bool ismouseactive (void)
 //TODO: maybe implement this
 void target_inputdevice_unacquire(bool full)
 {
+	struct AmigaMonitor* mon = &AMonitors[0];
 	//close_tablet(tablet);
 	//tablet = NULL;
-	//if (full) {
-	//	rawinput_release();
-	//}
+	if (full) {
+		//rawinput_release();
+		SDL_SetWindowGrab(mon->amiga_window, SDL_TRUE);
+	}
 }
 void target_inputdevice_acquire(void)
 {
@@ -627,6 +629,7 @@ void target_inputdevice_acquire(void)
 	target_inputdevice_unacquire(false);
 	//tablet = open_tablet(mon->hAmigaWnd);
 	//rawinput_alloc();
+	SDL_SetWindowGrab(mon->amiga_window, SDL_TRUE);
 }
 
 static void setmouseactive2(struct AmigaMonitor* mon, int active, bool allowpause)
diff --git a/src/osdep/amiberry_gui.cpp b/src/osdep/amiberry_gui.cpp
index 9651e5609..a7617b463 100644
--- a/src/osdep/amiberry_gui.cpp
+++ b/src/osdep/amiberry_gui.cpp
@@ -542,6 +542,8 @@ void gui_display(int shortcut)
 		setmouseactive(0, 1);
 	}
 	//rawinput_alloc();
+	struct AmigaMonitor* mon = &AMonitors[0];
+	SDL_SetWindowGrab(mon->amiga_window, SDL_TRUE);
 	fpscounter_reset();
 	//screenshot_free();
 	//write_disk_history();
diff --git a/src/osdep/gui/main_window.cpp b/src/osdep/gui/main_window.cpp
index bfd28357b..75b28d095 100644
--- a/src/osdep/gui/main_window.cpp
+++ b/src/osdep/gui/main_window.cpp
@@ -290,7 +290,7 @@ void amiberry_gui_init()
         Uint32 mode;
         if (sdl_mode.w >= 800 && sdl_mode.h >= 600 && !kmsdrm_detected)
         {
-			mode =  SDL_WINDOW_RESIZABLE;
+			mode = SDL_WINDOW_RESIZABLE;
             if (currprefs.gui_alwaysontop)
                 mode |= SDL_WINDOW_ALWAYS_ON_TOP;
             if (currprefs.start_minimized)
@@ -372,6 +372,7 @@ void amiberry_gui_init()
 	SDL_SetRelativeMouseMode(SDL_FALSE);
 	SDL_ShowCursor(SDL_ENABLE);
 
+	SDL_SetWindowGrab(mon->gui_window, SDL_TRUE);
 	SDL_RaiseWindow(mon->gui_window);
 
 	//-------------------------------------------------