diff --git a/libgralloc/ionalloc.cpp b/libgralloc/ionalloc.cpp
index a04a6b7..77eaa00 100644
--- a/libgralloc/ionalloc.cpp
+++ b/libgralloc/ionalloc.cpp
@@ -85,7 +85,7 @@ int IonAlloc::alloc_buffer(alloc_data& data)
     if(data.uncached) {
         // Use the sync FD to alloc and map
         // when we need uncached memory
-        ionSyncFd = open(ION_DEVICE, O_RDONLY|O_DSYNC);
+        ionSyncFd = open(ION_DEVICE, O_RDONLY|O_SYNC);
         if(ionSyncFd < 0) {
             LOGE("%s: Failed to open ion device - %s",
                     __FUNCTION__, strerror(errno));