diff --git a/tmux/.signature b/tmux/.signature
index 20222e9dc..33f40d3d4 100644
--- a/tmux/.signature
+++ b/tmux/.signature
@@ -1,5 +1,5 @@
 untrusted comment: verify with /etc/ports/opt.pub
-RWSE3ohX2g5d/Sd18CXJNrvGLuTBqN7Z2Wlz5DKFSqsZQs3i39m3yyKoYGDlHrad80x85y6i6VvGTyEzZ/tZBDbBS/b79lWWWAU=
-SHA256 (Pkgfile) = c99d8d904e1cc9db82385f98e8fa5b83f9bc694b0d2812a15cc799378a5234db
+RWSE3ohX2g5d/Z2+GKSjSyMrsT90BD7FWk7pIB43gNMvf2eYwQnn1Ia6xGikK4BTb+3n2rjDiwoGAbP8NY8SVHcnzLrCD3q2UAg=
+SHA256 (Pkgfile) = 66d1ce962bce470fc5afa527f334a53c669dc74452e46c327570efb11593e368
 SHA256 (.footprint) = 9a0d3d09c7159afd00b5f816ce4ec2245b3ccb248a5abe8173891cdda514b4d3
-SHA256 (tmux-3.1.tar.gz) = 979bf38db2c36193de49149aaea5c540d18e01ccc27cf76e2aff5606bd186722
+SHA256 (tmux-3.1a.tar.gz) = 10687cbb02082b8b9e076cf122f1b783acc2157be73021b4bedb47e958f4e484
diff --git a/tmux/Pkgfile b/tmux/Pkgfile
index 39f88835c..974213169 100644
--- a/tmux/Pkgfile
+++ b/tmux/Pkgfile
@@ -4,7 +4,7 @@
 # Depends on:  ncurses libevent
 
 name=tmux
-version=3.1
+version=3.1a
 release=1
 source=(https://github.com/tmux/tmux/releases/download/${version%-*}/$name-$version.tar.gz)