diff --git a/book/sections/guide_science-crai.md b/book/sections/guide_science-crai.md
index 1f72c25..1b272cf 100644
--- a/book/sections/guide_science-crai.md
+++ b/book/sections/guide_science-crai.md
@@ -1,4 +1,4 @@
-# transfer scientific algorythems into technical application packages for CRIS
+# Transfer scientific algorithms into technical application packages for CRIS
 
 ## Example CRAI (Climate Reconstruction AI)