Fix bug

1 files changed, 1 insertions, 1 deletions

diff --git a/library/cpp/actors/interconnect/interconnect_tcp_input_session.cpp b/library/cpp/actors/interconnect/interconnect_tcp_input_session.cpp
index 94043c7ef18..bb7e069883b 100644
--- a/library/cpp/actors/interconnect/interconnect_tcp_input_session.cpp
+++ b/library/cpp/actors/interconnect/interconnect_tcp_input_session.cpp
@@ -770,7 +770,7 @@ namespace NActors {
                     w = (w & mask) >> 1;
                 }
             }
-            UsageHisto[word] += 1 << offset;
+            UsageHisto[word] += ui64(1) << offset;
 
             while (CurrentBuffers > 1) {
                 const size_t index = CurrentBuffers - 1;