diff --git a/functions/fish_prompt.fish b/functions/fish_prompt.fish
index cf09a93..dd764b8 100644
--- a/functions/fish_prompt.fish
+++ b/functions/fish_prompt.fish
@@ -38,7 +38,7 @@ function fish_prompt
     _tide_status=\$status _tide_pipestatus=\$pipestatus if not set -e _tide_repaint
         jobs -q && set -lx _tide_jobs
         $fish_path -c \"set _tide_pipestatus \$_tide_pipestatus
-PATH=\$PATH CMD_DURATION=\$CMD_DURATION fish_bind_mode=\$fish_bind_mode set $prompt_var (_tide_2_line_prompt)\" &
+PATH='\$PATH' CMD_DURATION=\$CMD_DURATION fish_bind_mode=\$fish_bind_mode set $prompt_var (_tide_2_line_prompt)\" &
         builtin disown
 
         command kill \$_tide_last_pid 2>/dev/null
@@ -66,7 +66,7 @@ function fish_prompt
     _tide_status=\$status _tide_pipestatus=\$pipestatus if not set -e _tide_repaint
         jobs -q && set -lx _tide_jobs
         $fish_path -c \"set _tide_pipestatus \$_tide_pipestatus
-PATH=\$PATH CMD_DURATION=\$CMD_DURATION fish_bind_mode=\$fish_bind_mode set $prompt_var (_tide_1_line_prompt)\" &
+PATH='\$PATH' CMD_DURATION=\$CMD_DURATION fish_bind_mode=\$fish_bind_mode set $prompt_var (_tide_1_line_prompt)\" &
         builtin disown
 
         command kill \$_tide_last_pid 2>/dev/null