diff --git a/PDBArrows.ipynb b/PDBArrows.ipynb
index b5b6dee..6b10272 100644
--- a/PDBArrows.ipynb
+++ b/PDBArrows.ipynb
@@ -11,7 +11,8 @@
     "1. Align the two structures and save them on the same coordinate system. Decide the start and end positions for drawing arrows\n",
     "2. Run Part 1 below to generate your input for sequence alignment.\n",
     "3. Copy the output into clustalw, making sure to choose the option where the output of the alignment is in the same order as the input.\n",
-    "4. Change the variables in Part 2 to point to the alignment and specify the bild output name.\n"
+    "4. Change the variables in Part 2 to point to the alignment and specify the bild output name.\n",
+    "5. Open the bild file in chimera.\n"
    ]
   },
   {