diff --git a/docs/installation/generic_dependencies.include b/docs/installation/generic_dependencies.include
index baed19de0..2dbd93e42 100644
--- a/docs/installation/generic_dependencies.include
+++ b/docs/installation/generic_dependencies.include
@@ -9,7 +9,7 @@
 * GNU make
 * CMake
 
-## Optionnal dependencies
+## Optional dependencies
 
 * ImageMagick
 * FFmpeg