diff --git a/.config/zsh/autoload/git/glog b/.config/zsh/autoload/git/glog
index e42b97f..123a1b5 100755
--- a/.config/zsh/autoload/git/glog
+++ b/.config/zsh/autoload/git/glog
@@ -104,13 +104,11 @@ local -a fzf_args=(
 )
 
 # The preview-window should be placed differently depending on the dimensions of
-# the terminal.
-# 0.45 seems to be round about the ratio between cols and lines on my system.
-# With that I get somewhat decent results with. This probably depends on the
-# font and font-size of the terminal and needs to be changed potentially.
+# the terminal. It should have at least 152 columns to fit a preview window on
+# the right (12 hash, 50 subject, 80 patch, 10 git graph and fzf ui).
 local -a tty_size
 tty_size=(${=$(command stty size 2>/dev/null)})
-if (( ! $? )) && (( $tty_size[2] * 0.4 > $tty_size[1] )); then
+if (( ! $? )) && (( $tty_size[2] > 152 )); then
 	fzf_args+=(--preview-window=right)
 else
 	fzf_args+=(--preview-window=down)