diff --git a/ISLE/isleapp.cpp b/ISLE/isleapp.cpp
index 373ea881..79f91e4e 100644
--- a/ISLE/isleapp.cpp
+++ b/ISLE/isleapp.cpp
@@ -148,6 +148,7 @@ IsleApp::IsleApp()
 	m_maxLod = RealtimeView::GetUserMaxLOD();
 	m_maxAllowedExtras = m_islandQuality <= 1 ? 10 : 20;
 	m_transitionType = MxTransitionManager::e_mosaic;
+	m_mouseSensitivity = 4;
 }
 
 // FUNCTION: ISLE 0x4011a0
@@ -494,10 +495,11 @@ SDL_AppResult SDL_AppEvent(void* appstate, SDL_Event* event)
 	}
 	case SDL_EVENT_JOYSTICK_AXIS_MOTION: {
 		if (event->gaxis.axis == SDL_XBOX_AXIS_RIGHT_X) {
-			g_lastJoystickMouseX = ((float) event->gaxis.value) / SDL_JOYSTICK_AXIS_MAX * 4;
+			g_lastJoystickMouseX = ((float) event->gaxis.value) / SDL_JOYSTICK_AXIS_MAX * g_isle->GetMouseSensitivity();
 		}
 		else if (event->gaxis.axis == SDL_XBOX_AXIS_RIGHT_Y) {
-			g_lastJoystickMouseY = -((float) event->gaxis.value) / SDL_JOYSTICK_AXIS_MAX * 4;
+			g_lastJoystickMouseY =
+				-((float) event->gaxis.value) / SDL_JOYSTICK_AXIS_MAX * g_isle->GetMouseSensitivity();
 		}
 		else if (event->gaxis.axis == SDL_XBOX_AXIS_RIGHT_TRIGGER) {
 			if (event->gaxis.value != SDL_JOYSTICK_AXIS_MIN) {
@@ -902,6 +904,8 @@ bool IsleApp::LoadConfig()
 		iniparser_set(dict, "isle:UseJoystick", m_useJoystick ? "true" : "false");
 		iniparser_set(dict, "isle:JoystickIndex", SDL_itoa(m_joystickIndex, buf, 10));
 		iniparser_set(dict, "isle:Draw Cursor", m_drawCursor ? "true" : "false");
+		SDL_snprintf(buf, sizeof(buf), "%f", m_mouseSensitivity);
+		iniparser_set(dict, "isle:Mouse Sensitivity", buf);
 
 		iniparser_set(dict, "isle:Back Buffers in Video RAM", "-1");
 
@@ -956,6 +960,7 @@ bool IsleApp::LoadConfig()
 	m_useJoystick = iniparser_getboolean(dict, "isle:UseJoystick", m_useJoystick);
 	m_joystickIndex = iniparser_getint(dict, "isle:JoystickIndex", m_joystickIndex);
 	m_drawCursor = iniparser_getboolean(dict, "isle:Draw Cursor", m_drawCursor);
+	m_mouseSensitivity = iniparser_getdouble(dict, "isle:Mouse Sensitivity", m_mouseSensitivity);
 
 	MxS32 backBuffersInVRAM = iniparser_getboolean(dict, "isle:Back Buffers in Video RAM", -1);
 	if (backBuffersInVRAM != -1) {
diff --git a/ISLE/isleapp.h b/ISLE/isleapp.h
index d0a7f523..8c6ce1af 100644
--- a/ISLE/isleapp.h
+++ b/ISLE/isleapp.h
@@ -51,6 +51,7 @@ class IsleApp {
 	SDL_Cursor* GetCursorNo() { return m_cursorNo; }
 	MxS32 GetDrawCursor() { return m_drawCursor; }
 	MxS32 GetGameStarted() { return m_gameStarted; }
+	MxFloat GetMouseSensitivity() { return m_mouseSensitivity; }
 
 	void SetWindowActive(MxS32 p_windowActive) { m_windowActive = p_windowActive; }
 	void SetGameStarted(MxS32 p_gameStarted) { m_gameStarted = p_gameStarted; }
@@ -88,6 +89,7 @@ class IsleApp {
 	SDL_Cursor* m_cursorNo;      // 0x84
 	SDL_Cursor* m_cursorCurrent; // 0x88
 	char* m_mediaPath;
+	MxFloat m_mouseSensitivity;
 
 	char* m_iniPath;
 	MxFloat m_maxLod;