diff --git a/src/real-numbers/rational-real-numbers.lagda.md b/src/real-numbers/rational-real-numbers.lagda.md
index b8c048ff61..2ef3432f82 100644
--- a/src/real-numbers/rational-real-numbers.lagda.md
+++ b/src/real-numbers/rational-real-numbers.lagda.md
@@ -46,7 +46,7 @@ the [image](foundation.images.md) of this embedding
 
 ## Definitions
 
-### Strict inequality on rational gives Dedekind cuts
+### Strict inequality on rationals gives Dedekind cuts
 
 ```agda
 is-dedekind-cut-le-ℚ :