diff --git a/conf.d/forgit.plugin.fish b/conf.d/forgit.plugin.fish
index ab29537..1129619 100644
--- a/conf.d/forgit.plugin.fish
+++ b/conf.d/forgit.plugin.fish
@@ -217,7 +217,7 @@ function forgit::checkout::branch -d "git checkout branch selector" --argument-n
     forgit::inside_work_tree || return 1
 
     if test -n "$input_branch_name"
-        git checkout -B "$input_branch_name"
+        git checkout -b "$input_branch_name"
         set checkout_status $status
         git status --short
         return $checkout_status
diff --git a/forgit.plugin.zsh b/forgit.plugin.zsh
index 442fa13..2dce324 100755
--- a/forgit.plugin.zsh
+++ b/forgit.plugin.zsh
@@ -218,7 +218,7 @@ forgit::checkout::file() {
 # git checkout-branch selector
 forgit::checkout::branch() {
     forgit::inside_work_tree || return 1
-    [[ $# -ne 0 ]] && { git checkout -B "$@"; return $?; }
+    [[ $# -ne 0 ]] && { git checkout -b "$@"; return $?; }
     local cmd preview opts branch
     cmd="git branch --color=always --verbose --all | sort -k1.1,1.1 -r"
     preview="git log {1} --graph --pretty=format:'$forgit_log_format' --color=always --abbrev-commit --date=relative"