diff --git a/doc/devel/gitwash/known_projects.inc b/doc/devel/gitwash/known_projects.inc
index 2972352877..ce939b110e 100644
--- a/doc/devel/gitwash/known_projects.inc
+++ b/doc/devel/gitwash/known_projects.inc
@@ -6,7 +6,7 @@
 .. _`PROJECTNAME mailing list`: http://projects.scipy.org/mailman/listinfo/nipy-devel
 
 .. numpy
-.. _numpy: hhttp://numpy.scipy.org
+.. _numpy: http://numpy.scipy.org
 .. _`numpy github`: http://github.com/numpy/numpy
 .. _`numpy mailing list`: http://mail.scipy.org/mailman/listinfo/numpy-discussion
 
diff --git a/nipype/info.py b/nipype/info.py
index 9db9a02abd..4b416c6db3 100644
--- a/nipype/info.py
+++ b/nipype/info.py
@@ -98,7 +98,7 @@ def get_nipype_gitversion():
 # versions
 NIBABEL_MIN_VERSION = '2.1.0'
 NETWORKX_MIN_VERSION = '1.9'
-NUMPY_MIN_VERSION = '1.8.2'
+NUMPY_MIN_VERSION = '1.9.0'
 SCIPY_MIN_VERSION = '0.14'
 TRAITS_MIN_VERSION = '4.6'
 DATEUTIL_MIN_VERSION = '2.2'
diff --git a/requirements.txt b/requirements.txt
index bcd3ab2fef..a697b62244 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-numpy>=1.6.2
+numpy>=1.9.0
 scipy>=0.11
 networkx>=1.7
 traits>=4.6