diff --git a/examples/faiss/1-flat.kg b/examples/faiss/1-flat.kg
index d7a3b72..6ff9318 100644
--- a/examples/faiss/1-flat.kg
+++ b/examples/faiss/1-flat.kg
@@ -6,15 +6,15 @@
 d::64       :" dimension "
 nb::100000  :" database size "
 nq::10000   :" nb of queries "
-rns(1234)  :" make reproducible "
+rns(1234)   :" make reproducible "
 
 xb::rna(nb,d)
 xq::rna(nq,d)
 
 index::IndexFlatL2(d);add::.pya(index;"add");search::.pya(index;"search")
-.p(.pya(index,"is_trained"))
+.p(.pya(index;"is_trained"))
 add(xb)
-.pya(index;"ntotal")
+.p(.pya(index;"ntotal"))
 
 k::4
 DI::search(5#xb;k)
diff --git a/examples/faiss/README.md b/examples/faiss/README.md
new file mode 100644
index 0000000..d5a748f
--- /dev/null
+++ b/examples/faiss/README.md
@@ -0,0 +1,13 @@
+Setup:
+
+CPU:
+
+```
+pip3 install faiss-cpu
+```
+
+GPU:
+
+```
+pip3 install faiss-cpu
+```