diff --git a/rotary_embedding_torch/rotary_embedding_torch.py b/rotary_embedding_torch/rotary_embedding_torch.py
index 14cbb60..c89cf80 100644
--- a/rotary_embedding_torch/rotary_embedding_torch.py
+++ b/rotary_embedding_torch/rotary_embedding_torch.py
@@ -105,8 +105,8 @@ def rotate_queries_and_keys(self, q, k, seq_dim = -2):
         assert self.use_xpos
         device, seq_len = q.device, q.shape[seq_dim]
         seq = torch.arange(seq_len, device = device)
-        freqs = self.forward(lambda: seq, cache_key = seq_len)
-        scale = self.get_scale(lambda: seq, cache_key = seq_len)
+        freqs = self.forward(lambda: seq, cache_key = f'freqs:{seq_len}')
+        scale = self.get_scale(lambda: seq, cache_key = f'scale:{seq_len}')
         rotated_q = apply_rotary_emb(freqs, q, scale = scale)
         rotated_k = apply_rotary_emb(freqs, k, scale = scale ** -1)
         return rotated_q, rotated_k
@@ -127,7 +127,7 @@ def get_scale(self, t, cache_key = None):
             scale = torch.cat((scale, scale), dim = -1)
 
         if exists(cache_key):
-            self.cache[cache_key] = freqs
+            self.cache[cache_key] = scale
 
         return scale
 
diff --git a/setup.py b/setup.py
index f074122..e7f2f03 100644
--- a/setup.py
+++ b/setup.py
@@ -3,7 +3,7 @@
 setup(
   name = 'rotary-embedding-torch',
   packages = find_packages(),
-  version = '0.2.1',
+  version = '0.2.2',
   license='MIT',
   description = 'Rotary Embedding - Pytorch',
   long_description_content_type = 'text/markdown',