diff --git a/math/py-numpy/Makefile b/math/py-numpy/Makefile
index 09db28574be0..659971fa9be7 100644
--- a/math/py-numpy/Makefile
+++ b/math/py-numpy/Makefile
@@ -7,11 +7,9 @@ DISTVERSIONPREFIX=	v
 PORTREVISION=	1
 PORTEPOCH=	1
 CATEGORIES=	math python
-MASTER_SITES=	GH:source \
-		http://docs.scipy.org/doc/${PORTNAME}-${PORTVERSION:C/\.[0-9]+$/.0/}/:doc
+MASTER_SITES=	http://docs.scipy.org/doc/${PORTNAME}-${PORTVERSION:C/\.[0-9]+$/.0/}/:doc
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
-DISTFILES=	${DISTNAME}${EXTRACT_SUFX}:source \
-		${PORTNAME}-ref-${PORTVERSION:C/\.[0-9]+$/.0/}.pdf:doc \
+DISTFILES=	${PORTNAME}-ref-${PORTVERSION:C/\.[0-9]+$/.0/}.pdf:doc \
 		${PORTNAME}-user-${PORTVERSION:C/\.[0-9]+$/.0/}.pdf:doc
 EXTRACT_ONLY=	${DISTNAME}${EXTRACT_SUFX}
 
diff --git a/math/py-numpy/distinfo b/math/py-numpy/distinfo
index b262c70953d8..34046c561a79 100644
--- a/math/py-numpy/distinfo
+++ b/math/py-numpy/distinfo
@@ -1,6 +1,4 @@
-TIMESTAMP = 1503308026
-SHA256 (numpy-numpy-v1.13.1_GH0.tar.gz) = cf8652b96582b282a5bb710aa4fe2300dca63bdd678a3cd7820314cb6c97ca89
-SIZE (numpy-numpy-v1.13.1_GH0.tar.gz) = 4336552
+TIMESTAMP = 1503322433
 SHA256 (numpy-ref-1.13.0.pdf) = 954a70e3724680603d40ad287201b7999aedd3e803033066f11e95a25a7d4028
 SIZE (numpy-ref-1.13.0.pdf) = 5047809
 SHA256 (numpy-user-1.13.0.pdf) = 9bba988452f0e58c257833df80658509ccb85af5d946c55b19ffb16367f1704f