diff --git a/doc/SHA256SUMS b/doc/SHA256SUMS
index 5cba2226..4c058b60 100644
--- a/doc/SHA256SUMS
+++ b/doc/SHA256SUMS
@@ -216,3 +216,12 @@ b55087b6e30fb0cb0175e89022dafd4acb46190a4ec6831cb3e21172fc815186  xz-5.6.3.tar
 a95a49147b2dbb5487517acc0adcd77f9c2032cf00664eeae352405357d14a6c  xz-5.6.3.tar.bz2
 b1d45295d3f71f25a4c9101bd7c8d16cb56348bbef3bbc738da0351e17c73317  xz-5.6.3.tar.gz
 db0590629b6f0fa36e74aea5f9731dc6f8df068ce7b7bafa45301832a5eebc3a  xz-5.6.3.tar.xz
+c06b09e74a64616c36ce7c65c8af442d62031135f948d04c704f46d8c2cc2fef  xz-5.6.4.tar
+176d510c30d80a23b8050bbc048f2ecaacb823ae48b6821727ed6591f0df9200  xz-5.6.4.tar.bz2
+269e3f2e512cbd3314849982014dc199a7b2148cf5c91cedc6db629acdf5e09b  xz-5.6.4.tar.gz
+829ccfe79d769748f7557e7a4429a64d06858e27e1e362e25d01ab7b931d9c95  xz-5.6.4.tar.xz
+e5403003b4698967680ca57c733e11fdc110426858091cc83c8df8f4322957ee  xz-5.6.4-windows.zip
+a69d83338facb6e9a45147384beb7d7d8ed53b5e2a41e8c059ae0d0260b356ac  xz-5.6.4-windows.7z
+31199267fba9588305c0df3de5d6d9898d00c4ee02f5eee19f79baa427628519  xz-5.7.1alpha.tar
+ae655a4bec0820f750985ecd270d6802ae0a987bb1cb03d41d9afa37abc2e87c  xz-5.7.1alpha.tar.gz
+c859193b8619f6818326141ee041870d9b76ba83f55c3c94ebcfcb71e1f79e5d  xz-5.7.1alpha.tar.xz