diff --git a/certs/ocsp/renewcerts-for-test.sh b/certs/ocsp/renewcerts-for-test.sh
index 4806504aa..7bae1005d 100755
--- a/certs/ocsp/renewcerts-for-test.sh
+++ b/certs/ocsp/renewcerts-for-test.sh
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 # $1 cert, $2 name, $3 ca, $4 extensions, $5 serial
-function update_cert() {
+update_cert(){
 
     openssl req           \
         -new              \