diff --git a/src/posix/cocoa/i_video.mm b/src/posix/cocoa/i_video.mm
index 4f91fd369..ba3a3e27e 100644
--- a/src/posix/cocoa/i_video.mm
+++ b/src/posix/cocoa/i_video.mm
@@ -134,7 +134,7 @@ CUSTOM_CVAR(Bool, vid_autoswitch, true, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_
 
 static int s_currentRenderer;
 
-CUSTOM_CVAR(Int, vid_renderer, 1, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
+CUSTOM_CVAR(Int, vid_renderer, 0, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
 {
 	// 0: Software renderer
 	// 1: OpenGL renderer
diff --git a/src/posix/sdl/hardware.cpp b/src/posix/sdl/hardware.cpp
index b69a0d3d8..18c7ad737 100644
--- a/src/posix/sdl/hardware.cpp
+++ b/src/posix/sdl/hardware.cpp
@@ -65,7 +65,7 @@ void I_RestartRenderer();
 int currentrenderer;
 
 // [ZDoomGL]
-CUSTOM_CVAR (Int, vid_renderer, 1, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
+CUSTOM_CVAR (Int, vid_renderer, 0, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
 {
 	// 0: Software renderer
 	// 1: OpenGL renderer