diff --git a/include/twn_texture_modes.h b/include/twn_texture_modes.h
deleted file mode 100644
index 505fbad..0000000
--- a/include/twn_texture_modes.h
+++ /dev/null
@@ -1,16 +0,0 @@
-#ifndef TWN_TEXTURES_MODES_H
-#define TWN_TEXTURES_MODES_H
-
-/* TODO: rename, as it doesn't have to be about textures only, but blending */
-/* TODO: move from public /include/ tree */
-
-/* alpha channel information */
-typedef enum TextureMode {
-    TEXTURE_MODE_OPAQUE,        /* all pixels are solid */
-    TEXTURE_MODE_SEETHROUGH,  	/* some pixels are alpha zero */
-    TEXTURE_MODE_GHOSTLY,       /* arbitrary alpha values */
-    TEXTURE_MODE_COUNT,
-    TEXTURE_MODE_UNKNOWN = -1,  /* a sentinel */
-} TextureMode;
-
-#endif
diff --git a/src/twn_textures_c.h b/src/twn_textures_c.h
index 14e95fb..37b58df 100644
--- a/src/twn_textures_c.h
+++ b/src/twn_textures_c.h
@@ -2,7 +2,6 @@
 #define TWN_TEXTURES_C_H
 
 #include "twn_types.h"
-#include "twn_texture_modes.h"
 #include "rendering/twn_gpu_texture_c.h"
 
 #include <SDL2/SDL.h>
@@ -16,6 +15,16 @@
 #define TEXTURE_ATLAS_FORMAT SDL_PIXELFORMAT_RGBA32
 
 
+/* alpha channel information */
+typedef enum TextureMode {
+    TEXTURE_MODE_OPAQUE,        /* all pixels are solid */
+    TEXTURE_MODE_SEETHROUGH,    /* some pixels are alpha zero */
+    TEXTURE_MODE_GHOSTLY,       /* arbitrary alpha values */
+    TEXTURE_MODE_COUNT,
+    TEXTURE_MODE_UNKNOWN = -1,  /* a sentinel */
+} TextureMode;
+
+
 typedef struct Texture {
     Rect srcrect;                   /* position in atlas */
     SDL_Surface *data;              /* original image data */