diff --git a/chromeos_version.sh b/chromeos_version.sh
index bd05f8843d..536741ce0a 100755
--- a/chromeos_version.sh
+++ b/chromeos_version.sh
@@ -91,5 +91,5 @@ fi
 
 # Print version info.
 echo "ChromeOS version information:"
-set | grep "CHROMEOS_VERSION" | sed 's/^/    /'
+env | grep "^CHROMEOS_VERSION" | sed 's/^/    /'