Update README.md

programmer290399 · web-flow · commit 527fc696f009 · 2021-11-30T14:31:17.000+05:30
diff --git a/README.md b/README.md
@@ -14,7 +14,7 @@
 ## Installation 
 * Currently we provide a PyPi package:
     ```bash
-    $ pip install pyqna
+    $ pip install pyqna[all]
     ```
 * In future we'd also have a Conda package.
 
