diff --git a/src/platform/sdl/gl-main.c b/src/platform/sdl/gl-main.c
index e5fce9644..0fe6461d3 100644
--- a/src/platform/sdl/gl-main.c
+++ b/src/platform/sdl/gl-main.c
@@ -183,7 +183,11 @@ static void _GBASDLRunloop(struct GBAThread* context, struct GLSoftwareRenderer*
 		if (GBASyncWaitFrameStart(&context->sync, context->frameskip)) {
 			glBindTexture(GL_TEXTURE_2D, renderer->tex);
 #ifdef COLOR_16_BIT
+#ifdef COLOR_5_6_5
+			glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 256, 256, 0, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, renderer->d.outputBuffer);
+#else
 			glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 256, 256, 0, GL_RGBA, GL_UNSIGNED_SHORT_1_5_5_5_REV, renderer->d.outputBuffer);
+#endif
 #else
 			glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 256, 256, 0, GL_RGBA, GL_UNSIGNED_BYTE, renderer->d.outputBuffer);
 #endif