diff --git a/pywal/colors.py b/pywal/colors.py
index e20c27d..fd233c5 100644
--- a/pywal/colors.py
+++ b/pywal/colors.py
@@ -84,8 +84,8 @@ def get(img, cache_dir=CACHE_DIR,
         color_count=COLOR_COUNT, notify=False):
     """Get the colorscheme."""
     # _home_dylan_img_jpg.json
-    cache_file = os.path.join(cache_dir, "schemes",
-                              img.replace("/", "_"), ".json")
+    cache_file = img.replace("/", "_").replace(".", "_")
+    cache_file = os.path.join(cache_dir, "schemes", cache_file + ".json")
 
     if os.path.isfile(cache_file):
         colors = util.read_file_json(cache_file)