diff --git a/package/armadillo/armadillo.hash b/package/armadillo/armadillo.hash
index d74d6b082f..0046c568b3 100644
--- a/package/armadillo/armadillo.hash
+++ b/package/armadillo/armadillo.hash
@@ -1,2 +1,2 @@
 # Locally computed:
-sha256  0664caca9a9be410ba467a3f4fd7d4556ccda62a9e061f2935904be2afe22132  armadillo-4.000.4.tar.gz
+sha256  63150f12bf7c7c598ea55b7271d99fce349ff386a3dc2cae3904b244f6e35320  armadillo-5.100.2.tar.gz
diff --git a/package/armadillo/armadillo.mk b/package/armadillo/armadillo.mk
index 58b8fc1ec6..607103cd18 100644
--- a/package/armadillo/armadillo.mk
+++ b/package/armadillo/armadillo.mk
@@ -4,8 +4,8 @@
 #
 ################################################################################
 
-ARMADILLO_VERSION_MAJOR = 4.000
-ARMADILLO_VERSION = $(ARMADILLO_VERSION_MAJOR).4
+ARMADILLO_VERSION_MAJOR = 5.100
+ARMADILLO_VERSION = $(ARMADILLO_VERSION_MAJOR).2
 ARMADILLO_SITE = http://downloads.sourceforge.net/project/arma
 ARMADILLO_DEPENDENCIES = clapack
 ARMADILLO_INSTALL_STAGING = YES