diff --git a/rsi/rsi.py b/rsi/rsi.py
index 6764146..6df8941 100644
--- a/rsi/rsi.py
+++ b/rsi/rsi.py
@@ -128,7 +128,7 @@ def open(cls, path: Union[str, Path]) -> "Rsi":
                 newstate.flags = state["flags"]
 
             image = Image.open(path.joinpath(
-                newstate.full_name + ".png"))  # type: Image.Image
+                newstate.name + ".png"))  # type: Image.Image
 
             sheetdimensions = image.width // rsi.size[0], image.height // rsi.size[1]