diff --git a/README.md b/README.md
index 84d1008f..9351917e 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # MathCAT: Math Capable Assistive Technology
 
-<img src="logo.png" style="position: relative; top: 16px; z-index: -1;">
+<img src="logo.png" style="position: relative; top: 16px; z-index: -1; alt="The MathCAT logo with a cat sitting on the text "MathCAT"">
 is a library that supports conversion of MathML to: