diff --git a/.gitignore b/.gitignore
index 7d36a7b..0d8b225 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@ clog
 /armadillo-7.800.2.tar.xz
 /armadillo-7.900.1.tar.xz
 /armadillo-8.100.1.tar.xz
+/armadillo-8.300.0.tar.xz
diff --git a/sources b/sources
index e276065..b21ac9f 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (armadillo-8.100.1.tar.xz) = 47d9ef896f02dd55a722953c15fb9ade626f1b25f969a2e435550f41b9869b13a19d7b5b244881d6beb98e78df0d538461955f33e06a4e3777a6455fb0bb7c40
+SHA512 (armadillo-8.300.0.tar.xz) = c4b371d3cc58f954a99ba528552cb6e8766c3e1306f8365838db49ebd59e00859e5f22b439f01cac8613b2af3431eadd65ba28bee4d1ffc886c324cab4b0e97b