diff --git a/.SRCINFO b/.SRCINFO
index 529b998d92be..2ef26acdff72 100644
--- a/.SRCINFO
+++ b/.SRCINFO
@@ -1,5 +1,5 @@
 # Generated by mksrcinfo v8
-# Sat Dec  1 16:52:39 UTC 2018
+# Wed Dec  5 19:00:58 UTC 2018
 pkgbase = python-specutils
 	pkgdesc = Astropy Affiliated package for 1D spectral operations
 	pkgver = 0.5.1
@@ -13,9 +13,9 @@ pkgbase = python-specutils
 	makedepends = python-scipy
 	makedepends = python-six
 	makedepends = python-astropy
-	makedepends = python-astropy-helpers
+	makedepends = python-astropy-helpers>=3.1
 	makedepends = python-sphinx
-	makedepends = python-matplotlib
+	makedepends = python-sphinx-astropy
 	makedepends = python-gwcs
 	source = https://files.pythonhosted.org/packages/source/s/specutils/specutils-0.5.1.tar.gz
 	md5sums = 544f8613f9e2812350fcd27f7b38c6de
diff --git a/PKGBUILD b/PKGBUILD
index e3369290bf67..c86cc636ce89 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -7,7 +7,7 @@ pkgdesc="Astropy Affiliated package for 1D spectral operations"
 arch=('i686' 'x86_64')
 url="http://specutils.readthedocs.io/en/latest/"
 license=('BSD')
-makedepends=('cython' 'python-numpy' 'python-scipy' 'python-six' 'python-astropy' 'python-astropy-helpers' 'python-sphinx' 'python-matplotlib' 'python-gwcs')
+makedepends=('cython' 'python-numpy' 'python-scipy' 'python-six' 'python-astropy' 'python-astropy-helpers>=3.1' 'python-sphinx' 'python-sphinx-astropy' 'python-gwcs')
 #checkdepends=('python-pytest-astropy')
 source=("https://files.pythonhosted.org/packages/source/s/specutils/specutils-${pkgver}.tar.gz")
 md5sums=('544f8613f9e2812350fcd27f7b38c6de')
@@ -45,7 +45,7 @@ package_python-specutils() {
 
 package_python-specutils-doc() {
     pkgdesc="Documentation for Python Specutils module"
-    cd ${srcdir}/specutils-${pkgver}/docs/docs/_build
+    cd ${srcdir}/specutils-${pkgver}/docs/_build
 
     install -d -m755 "${pkgdir}/usr/share/doc/${pkgbase}"
     cp -a html "${pkgdir}/usr/share/doc/${pkgbase}"