diff --git a/tests/scripts/all.sh b/tests/scripts/all.sh
index 30c19d5..77e2e47 100755
--- a/tests/scripts/all.sh
+++ b/tests/scripts/all.sh
@@ -13,7 +13,7 @@
 set -eu
 
 if [ -d library -a -d include -a -d tests ]; then :; else
-    echo "Must be run from PolarSSL root" >&2
+    echo "Must be run from mbed TLS root" >&2
     exit 1
 fi