diff --git a/gopro_8:7/unfish_gopro_8:7.glsl b/gopro_8:7/unfish_gopro_8:7.glsl
index b2334fa..7ea667f 100644
--- a/gopro_8:7/unfish_gopro_8:7.glsl
+++ b/gopro_8:7/unfish_gopro_8:7.glsl
@@ -18,7 +18,7 @@
 #extension GL_ARB_texture_rectangle: enable
 
 #define non_linear_decoding
-//#define rotate_180
+#define rotate_180
 //#define debug_borders
 
 #undef highp // defined by Qt-OpenGl