diff --git a/_service b/_service
index 60d4619..cc98c2e 100644
--- a/_service
+++ b/_service
@@ -2,9 +2,7 @@
 	<service name="tar_scm" mode="disabled">
 		<param name="scm">git</param>
 		<param name="url">https://github.com/coelckers/prboom-plus</param>
-		<param name="exclude">data/sounds/dsdg*</param>
-		<param name="exclude">data/sprites/dogs*</param>
-		<param name="revision">07925d634cc4d5a8847f76ca4c4f2ce236ba6de8</param>
+		<param name="revision">15431b3a9aac0800c72276aa8dabb13a8f12632e</param>
 		<param name="versionformat">2.6um+g@TAG_OFFSET@</param>
 	</service>
 	<service name="recompress" mode="disabled">
diff --git a/prboom-plus-2.6um+g69.tar.xz b/prboom-plus-2.6um+g69.tar.xz
deleted file mode 100644
index 34c1a61..0000000
--- a/prboom-plus-2.6um+g69.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:314b5bd0e770cdc51f3d0cd1967bce3087776f74293bee7c049d684dd121f73d
-size 1130204
diff --git a/prboom-plus-2.6um+g81.tar.xz b/prboom-plus-2.6um+g81.tar.xz
new file mode 100644
index 0000000..2462de8
--- /dev/null
+++ b/prboom-plus-2.6um+g81.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:112668c55d041cdf7306b7e55adb4d8b0a74524acf7464db724b3058d6ae55ec
+size 1131916
diff --git a/prboom-plus-2.6um+g84.tar.xz b/prboom-plus-2.6um+g84.tar.xz
new file mode 100644
index 0000000..7cf843e
--- /dev/null
+++ b/prboom-plus-2.6um+g84.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c8c14f3828104636403b366a418583ea4e0975bb1a95c30529f6dbd22aa8a1ff
+size 6299636
diff --git a/prboom-plus.changes b/prboom-plus.changes
index d086c03..9fe3a6f 100644
--- a/prboom-plus.changes
+++ b/prboom-plus.changes
@@ -1,6 +1,10 @@
 -------------------------------------------------------------------
-Sat May  1 11:55:16 UTC 2021 - Jan Engelhardt <jengelh@inai.de>
+Sat May  1 13:01:20 UTC 2021 - Jan Engelhardt <jengelh@inai.de>
 
+- Update to snapshot 2.6um+git81 (15431b3a9aac)
+  * Fix sky scaling for non-standard sky sizes
+  * Support widescreen assets
+  * Add OpenGL sprite fuzz options
 - Update prboom-hbar-all.diff, prboom-hbar-gradient.diff
   from project.
 
diff --git a/prboom-plus.spec b/prboom-plus.spec
index 162331f..0d95424 100644
--- a/prboom-plus.spec
+++ b/prboom-plus.spec
@@ -17,7 +17,7 @@
 
 
 Name:           prboom-plus
-Version:        2.6um+g69
+Version:        2.6um+g81
 Release:        0
 Summary:        DOOM source port with demo compatibility
 License:        GPL-2.0-or-later