diff --git a/vendor/git-prompt.sh b/vendor/git-prompt.sh
index 81aedb0..135e994 100644
--- a/vendor/git-prompt.sh
+++ b/vendor/git-prompt.sh
@@ -1,22 +1,39 @@
-PS1='\[\033]0;$MSYSTEM:${PWD//[^[:ascii:]]/?}\007\]' # set window title
-PS1="$PS1"'\[\033[32m\]'       # change to green
-PS1="$PS1"'\u@\h '             # user@host<space>
-PS1="$PS1"'\[\033[33m\]'       # change to brownish yellow
-PS1="$PS1"'\w'                 # current working directory
-if test -z "$WINELOADERNOEXEC"
+if test -f /etc/profile.d/git-sdk.sh
 then
-	GIT_EXEC_PATH="$(git --exec-path 2>/dev/null)"
-	COMPLETION_PATH="${GIT_EXEC_PATH%/libexec/git-core}"
-	COMPLETION_PATH="${COMPLETION_PATH%/lib/git-core}"
-	COMPLETION_PATH="$COMPLETION_PATH/share/git/completion"
-	if test -f "$COMPLETION_PATH/git-prompt.sh"
-	then
-		. "$COMPLETION_PATH/git-completion.bash"
-		. "$COMPLETION_PATH/git-prompt.sh"
-		PS1="$PS1"'\[\033[36m\]'  # change color to cyan
-		PS1="$PS1"'`__git_ps1`'   # bash function
-	fi
+  TITLEPREFIX=SDK-${MSYSTEM#MINGW}
+else
+  TITLEPREFIX=$MSYSTEM
 fi
-PS1="$PS1"'\[\033[0m\]'        # change color
-PS1="$PS1"'\n'                 # new line
-PS1="$PS1"'λ '                 # prompt: always λ 
+
+if test -f ~/.config/git/git-prompt.sh
+then
+  . ~/.config/git/git-prompt.sh
+else
+  PS1='\[\033]0;$MSYSTEM:${PWD//[^[:ascii:]]/?}\007\]' # set window title
+  # PS1="$PS1"'\n'                 # new line
+  PS1="$PS1"'\[\033[32m\]'       # change to green
+  PS1="$PS1"'\u@\h '             # user@host<space>
+  # PS1="$PS1"'\[\033[35m\]'       # change to purple
+  # PS1="$PS1"'$MSYSTEM '          # show MSYSTEM
+  PS1="$PS1"'\[\033[33m\]'       # change to brownish yellow
+  PS1="$PS1"'\w'                 # current working directory
+  if test -z "$WINELOADERNOEXEC"
+  then
+    GIT_EXEC_PATH="$(git --exec-path 2>/dev/null)"
+    COMPLETION_PATH="${GIT_EXEC_PATH%/libexec/git-core}"
+    COMPLETION_PATH="${COMPLETION_PATH%/lib/git-core}"
+    COMPLETION_PATH="$COMPLETION_PATH/share/git/completion"
+    if test -f "$COMPLETION_PATH/git-prompt.sh"
+    then
+      . "$COMPLETION_PATH/git-completion.bash"
+      . "$COMPLETION_PATH/git-prompt.sh"
+      PS1="$PS1"'\[\033[36m\]'  # change color to cyan
+      PS1="$PS1"'`__git_ps1`'   # bash function
+    fi
+  fi
+  PS1="$PS1"'\[\033[0m\]'        # change color
+  PS1="$PS1"'\n'                 # new line
+  PS1="$PS1"'λ '                 # prompt: always λ 
+fi
+
+MSYS2_PS1="$PS1"               # for detection by MSYS2 SDK's bash.basrc