diff --git a/README.md b/README.md
index 7115db1..b48b780 100644
--- a/README.md
+++ b/README.md
@@ -70,7 +70,7 @@
 * Sources can be find in the [ifcx branch](https://codeberg.org/rvba/forgejo/src/branch/ifcx) of GitAec
 * The viewer is based on IFC5 BuildingSmart experiment [with some modifications](https://gitaec.org/rvba/ifc5)
 
-**First experiments went a bit off the rail...**
+**First experiments went a bit off the rails...**
 
 ![](images/gitifcx.png)