diff --git a/libreoffice.spec b/libreoffice.spec
index c7632aa..aa67c96 100644
--- a/libreoffice.spec
+++ b/libreoffice.spec
@@ -79,7 +79,7 @@ Source23:       %{external_url}/libvisio-0.0.26.tar.bz2
 Source24:       %{external_url}/861ef15fa0bc018f9ddc932c4ad8b6dd-lcms2-2.4.tar.gz
 Source25:       %{external_url}/libmspub-0.0.5.tar.bz2
 Source26:       %{external_url}/ea2acaf140ae40a87a952caa75184f4d-liborcus-0.5.1.tar.bz2
-Source27:       %{external_url}/54e578c91b1b68e69c72be22adcb2195-liblangtag-0.4.0.tar.bz2
+Source27:       %{external_url}/36271d3fa0d9dec1632029b6d7aac925-liblangtag-0.5.1.tar.bz2
 Source28:       %{external_url}/f02578f5218f217a9f20e9c30e119c6a-boost_1_44_0.tar.bz2
 Source29:       %{external_url}/c48827713e93539dc7285f9e86ffbdc5-harfbuzz-0.9.17.tar.bz2
 Source30:       %{external_url}/8473296c671b6e3dd8197f4145e0854b-libodfgen-0.0.2.tar.bz2