diff --git a/src/aiori-DUMMY.c b/src/aiori-DUMMY.c
index 90fec9a..f368c79 100755
--- a/src/aiori-DUMMY.c
+++ b/src/aiori-DUMMY.c
@@ -76,6 +76,11 @@ static void DUMMY_Fsync(void *fd, IOR_param_t * param)
   }
 }
 
+
+static void DUMMY_Sync(IOR_param_t * param)
+{
+}
+
 static void DUMMY_Close(void *fd, IOR_param_t * param)
 {
   if(verbose > 4){
@@ -143,7 +148,7 @@ static int DUMMY_stat (const char *path, struct stat *buf, IOR_param_t * param){
   return 0;
 }
 
-static int DUMMY_check_params(IOR_param_t * test){  
+static int DUMMY_check_params(IOR_param_t * test){
   return 1;
 }
 
@@ -167,5 +172,7 @@ ior_aiori_t dummy_aiori = {
         .finalize = NULL,
         .get_options = DUMMY_options,
         .enable_mdtest = true,
-        .check_params = DUMMY_check_params
+        .check_params = DUMMY_check_params,
+        .sync = DUMMY_Sync,
+        .enable_mdtest = true        
 };