diff --git a/autobuild.xml b/autobuild.xml
index 67c9b84af2a5f62408a7298554ff5beef40a985c..916a2d06e853e81d49cb2a24b367f328ad9932ed 100644
--- a/autobuild.xml
+++ b/autobuild.xml
@@ -2947,9 +2947,9 @@ Copyright (c) 2012, 2014, 2015, 2016 nghttp2 contributors</string>
             <key>archive</key>
             <map>
               <key>hash</key>
-              <string>f54f21dda4ce25b112f0cc7b4ce38bba</string>
+              <string>e4f77ba0a9b8ec3cc3fabc51c4da81d2</string>
               <key>url</key>
-              <string>http://sldev.free.fr/libraries/xxhash-0.8.1-20230124.tar.bz2</string>
+              <string>https://automated-builds-secondlife-com.s3.amazonaws.com/ct2/110070/956941/xxhash-0.8.1.578006-windows-578006.tar.bz2</string>
             </map>
             <key>name</key>
             <string>common</string>
diff --git a/doc/contributions.txt b/doc/contributions.txt
index 4cabb84b1034af760667cf16d4f0d9384e2edc93..4975039241a0a2566589ba65a17b0943ab51d0d1 100755
--- a/doc/contributions.txt
+++ b/doc/contributions.txt
@@ -582,6 +582,8 @@ Henri Beauchamp
 	VWR-1320
 	VWR-1406
 	VWR-4157
+	SL-15175
+	SL-19110
 herina Bode
 Hikkoshi Sakai
 	VWR-429
diff --git a/indra/llcommon/hbxxh.cpp b/indra/llcommon/hbxxh.cpp
index e94581d4153e941634e18ac4228535b8f35d7804..388269d6c8e5d107783241a229318ba10b0bc10e 100644
--- a/indra/llcommon/hbxxh.cpp
+++ b/indra/llcommon/hbxxh.cpp
@@ -2,7 +2,7 @@
  * @file hbxxh.cpp
  * @brief High performances vectorized hashing based on xxHash.
  *
- * $LicenseInfo:firstyear=2023&license=viewergpl$
+ * $LicenseInfo:firstyear=2023&license=viewerlgpl$
  * Second Life Viewer Source Code
  * Copyright (c) 2023, Henri Beauchamp.
  *
@@ -34,7 +34,7 @@
 // in your build, in which case the latter would be used instead. For ARM64
 // builds, this would also automatically enable NEON vectorization.
 #define XXH_INLINE_ALL
-#include "xxhash.h"
+#include "xxhash/xxhash.h"
 
 #include "hbxxh.h"
 
diff --git a/indra/llcommon/hbxxh.h b/indra/llcommon/hbxxh.h
index 8a5f977648e9b2d70edcef3c22fb5e7467219df7..236716722ad0643ce8e617b19ddfe6a8a4a2f087 100644
--- a/indra/llcommon/hbxxh.h
+++ b/indra/llcommon/hbxxh.h
@@ -2,7 +2,7 @@
  * @file hbxxh.h
  * @brief High performances vectorized hashing based on xxHash.
  *
- * $LicenseInfo:firstyear=2023&license=viewergpl$
+ * $LicenseInfo:firstyear=2023&license=viewerlgpl$
  * Second Life Viewer Source Code
  * Copyright (c) 2023, Henri Beauchamp.
  *