diff --git a/var/spack/repos/builtin/packages/mariadb-c-client/package.py b/var/spack/repos/builtin/packages/mariadb-c-client/package.py
index 364e58e9156a0ee689f1fa140fca7088701caf7c..5a31cdfc6050428986ea44aba3974363b26edeb9 100644
--- a/var/spack/repos/builtin/packages/mariadb-c-client/package.py
+++ b/var/spack/repos/builtin/packages/mariadb-c-client/package.py
@@ -22,6 +22,8 @@ class MariadbCClient(CMakePackage):
     list_url = "https://downloads.mariadb.com/Connectors/c/"
     list_depth = 1
 
+    version('3.1.6', sha256='d266bb67df83c088c4fb05392713d2504c67be620894cedaf758a9561c116720')
+    version('3.1.5', sha256='a9de5fedd1a7805c86e23be49b9ceb79a86b090ad560d51495d7ba5952a9d9d5')
     version('3.1.4', sha256='7a1a72fee00e4c28060f96c3efbbf38aabcbbab17903e82fce85a85002565316')
     version('3.0.9', sha256='7277c0caba6f50b1d07e1d682baf0b962a63e2e6af9e00e09b8dcf36a7858641')
     version('3.0.8', sha256='2ca368fd79e87e80497a5c9fd18922d8316af8584d87cecb35bd5897cb1efd05')