diff --git a/.gitignore b/.gitignore
index 40e4c78..bc1016e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,2 @@
 clog
-/armadillo-4.000.0.tar.gz
-/armadillo-4.000.2.tar.gz
+/armadillo-4.100.0.tar.gz
diff --git a/armadillo.spec b/armadillo.spec
index 974dbeb..25aa561 100644
--- a/armadillo.spec
+++ b/armadillo.spec
@@ -1,5 +1,5 @@
 Name:           armadillo
-Version:        4.000.2
+Version:        4.100.0
 Release:        1%{?dist}
 Summary:        Fast C++ matrix library with interfaces to LAPACK and ATLAS
 
@@ -89,6 +89,9 @@ rm -rf $RPM_BUILD_ROOT
 %doc armadillo_nicta_2010.pdf rcpp_armadillo_csda_2014.pdf
 
 %changelog
+* Sun Mar  2 2014 José Matos <jamatos@fedoraproject.org> - 4.100.0-1
+- update to 4.100.0
+
 * Sat Jan 25 2014 José Matos <jamatos@fedoraproject.org> - 4.000.2-1
 - update to 4.000.2
 
diff --git a/sources b/sources
index fa8acb9..3f1ec15 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-b2891c7b59b96337c154c5d961fd40fb  armadillo-4.000.2.tar.gz
+88d1c64f7d6078fc4df5a3e2b117a0ee  armadillo-4.100.0.tar.gz