diff --git a/tests/playTests.sh b/tests/playTests.sh
index 395f23377..c8e27f233 100755
--- a/tests/playTests.sh
+++ b/tests/playTests.sh
@@ -56,7 +56,7 @@ fi
 
 isWindows=false
 INTOVOID="/dev/null"
-DEVDEVICE="/dev/zero"
+DEVDEVICE="/dev/random"
 case "$OS" in
   Windows*)
     isWindows=true