diff --git a/ge/graph/build/stream_allocator.cc b/ge/graph/build/stream_allocator.cc
index d90d1f40..bd7cf7d1 100644
--- a/ge/graph/build/stream_allocator.cc
+++ b/ge/graph/build/stream_allocator.cc
@@ -35,7 +35,7 @@ using std::vector;
 
 namespace {
 const int64_t kTaskNumPerNormalNode = 3;
-const int64_t kTaskNumPerHcclNode = 200;
+const int64_t kTaskNumPerHcclNode = 245;
 const char *const kTrueStr = "true";
 const char *const kFalseStr = "false";