diff --git a/tcshrc.system.Linux b/tcshrc.system.Linux
index bba77f6..514eafe 100644
--- a/tcshrc.system.Linux
+++ b/tcshrc.system.Linux
@@ -24,9 +24,11 @@ if( ${#battery_locations} > 0 ) then
 	end
 endif
 
-set wireless_cards=( `lspci | grep '\(WiFi\|Wireless\)'` )
-if( $#wireless_cards > 0 ) then
-	setenv CSHENV_ENABLE_PROMPT_WIFI
+if ( -e `which lspci` ) then
+	set wireless_cards=( `lspci | grep '\(WiFi\|Wireless\)'` )
+	if( $#wireless_cards > 0 ) then
+		setenv CSHENV_ENABLE_PROMPT_WIFI
+	endif
 endif
 
 # Set the acknowledgement bit, essentially