change shorthand for pyderekovecs to avoid confusion with pandas
diff --git a/README.md b/README.md
index 4283b1e..b68ae88 100644
--- a/README.md
+++ b/README.md
@@ -19,22 +19,22 @@
 ## Usage
 
 ```python
-import pyderekovecs as pd
+import pyderekovecs as pdv
 
 # Get paradigmatic neighbors for a word
-neighbors = pd.paradigmatic_neighbours("Haus")
+neighbors = pdv.paradigmatic_neighbours("Haus")
 print(neighbors.head())
 
 # Get syntagmatic neighbors
-collocates = pd.syntagmatic_neighbours("Haus")
+collocates = pdv.syntagmatic_neighbours("Haus")
 print(collocates.head())
 
 # Get word embedding
-embedding = pd.word_embedding("Haus")
+embedding = pdv.word_embedding("Haus")
 print(len(embedding))  # Should be 200
 
 # Calculate cosine similarity between two words
-similarity = pd.cosine_similarity("Haus", "Gebäude")
+similarity = pdv.cosine_similarity("Haus", "Gebäude")
 print(f"Similarity: {similarity}")
 ```