diff --git a/README.md b/README.md
index 89e2337e..53e32dba 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-This is a microtonal scale research app chiefly dedicated to ternary scales (scales with three distinct step sizes). It focuses on [aberrismic theory](https://en.xen.wiki/w=Aberrismic_theory), developed by groundfault, inthar, and others.
+This is a microtonal scale research app chiefly dedicated to ternary scales (scales with three distinct step sizes). It focuses on [aberrismic theory](https://en.xen.wiki/w/Aberrismic_theory), developed by groundfault, inthar, and others.
 
 # How to build and run:
 On Linux, install the Rust toolchain and run `cargo run --release` in this directory. You should see a link. Ctrl-click on it to go to the main page.