diff --git a/math/py-mpmath/Makefile b/math/py-mpmath/Makefile
index 2dc46aa303fe..468e737a63b0 100644
--- a/math/py-mpmath/Makefile
+++ b/math/py-mpmath/Makefile
@@ -3,7 +3,7 @@
 
 PORTNAME=	mpmath
 PORTVERSION=	0.19
-CATEGORIES=	devel math python
+CATEGORIES=	math python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}