diff --git a/Changelog b/Changelog
index 3553baed5..6eab575d1 100755
--- a/Changelog
+++ b/Changelog
@@ -1,3 +1,5 @@
+2019-11-25 DariusIII
+	* Chg: Use Tmux 2.9a in install_tmux shell script
 2019-11-22 DariusIII
 	* Chg: Update getTitleExact and getTitleLoose functions
 2019-11-21 DariusIII
diff --git a/install_tmux.sh b/install_tmux.sh
index 9570be32a..9a52b99f1 100755
--- a/install_tmux.sh
+++ b/install_tmux.sh
@@ -23,7 +23,7 @@ cd /tmp/tmux
 
 git fetch --all --tags --prune
 
-git checkout 2.9
+git checkout 2.9a
 
 sh autogen.sh