diff --git a/src/twn_textures.c b/src/twn_textures.c
index 9be9ca4..9c61041 100644
--- a/src/twn_textures.c
+++ b/src/twn_textures.c
@@ -404,7 +404,7 @@ static TextureKey textures_load(TextureCache *cache, const char *path) {
 
     shput(cache->hash, path, new_texture);
 
-    uint16_t const id = (uint16_t)shgeti(cache->hash, path);
+    uint16_t const id = (uint16_t)shlenu(cache->hash) - 1;
 
     /* reuse this id for every later missing texture */
     if (surface == missing_texture_surface)