diff --git a/demo-certs/src/main/resources/create-keystores.sh b/demo-certs/src/main/resources/create-keystores.sh
index 875ee4af49..a549744b44 100755
--- a/demo-certs/src/main/resources/create-keystores.sh
+++ b/demo-certs/src/main/resources/create-keystores.sh
@@ -157,7 +157,7 @@ export_pem() {
       openssl pkcs12 -in $CA_RSA_TRUST_STORE_P12 -passin pass:$TRUST_STORE_PWD -nokeys -out $CA_RSA_TRUST_STORE_PEM
       openssl pkcs12 -in $TRUST_STORE_P12 -passin pass:$TRUST_STORE_PWD -nokeys -out $TRUST_STORE_PEM
       openssl ecparam -genkey -name prime256v1 -noout -out $EC_PRIVATE_KEY_PEM
-      openssl ec -in ec_private.pem -pubout -out $EC_PUBLIC_KEY_PEM
+      openssl ec -in $EC_PRIVATE_KEY_PEM -pubout -out $EC_PUBLIC_KEY_PEM
    fi
 }