diff --git a/bash/prompt.sh b/bash/prompt.sh
index a1f70c636..fbefb05c7 100755
--- a/bash/prompt.sh
+++ b/bash/prompt.sh
@@ -76,7 +76,7 @@ if [[ -n $ALACRITTY_WINDOW_ID ]]; then
     # The last 4 bits are always 0, so drop them
     SEP=$(($ALACRITTY_WINDOW_ID >> 4))
 # SSH connections can use PID stored in SSH_CONNECTION
-else
+elif [[ -n $SSH_CONNECTION ]]; then
     # Seems to always be even, so drop 1 bit
     SEP=$(( $(echo $SSH_CONNECTION | cut -d ' ' -f 2) >> 1 ))
 fi