diff --git a/src/Geometry/Number.extension.st b/src/Geometry/Number.extension.st
index 646b72e..af4f28f 100644
--- a/src/Geometry/Number.extension.st
+++ b/src/Geometry/Number.extension.st
@@ -20,7 +20,7 @@ Number >> divideWithAngle: aGAngle [
 	^ (aGAngle radians / self) radians
 ]
 
-{ #category : #'*geometry' }
+{ #category : #'*Geometry' }
 Number class >> epsilon [
 	^ 0.00001
 ]