diff --git a/.travis.yml b/.travis.yml
index 5e20ada..513a3f7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -39,6 +39,7 @@ install:
   - export TEST_SSL_CLIENT_KEY_FILE=$SSLCERT/client.key
   - export TEST_SSL_CLIENT_CERT_FILE=$SSLCERT/client.crt
   - export TEST_SSL_CLIENT_KEYSTORE_FILE=$SSLCERT/client-keystore.p12
+  - export MARIADB_PLUGIN_DIR==`mariadb_config --plugindir`
 
 env:
   global: