diff --git a/external/ipc/CMakeLists.txt b/external/ipc/CMakeLists.txt
index 285e98fe66f0fe7fcfaba5844e1195beff82cddd..6ec2814365c9cecf8de0e750abcbb0a6426ba0fe 100644
--- a/external/ipc/CMakeLists.txt
+++ b/external/ipc/CMakeLists.txt
@@ -5,7 +5,7 @@
 
 download_project_if_needed(PROJECT         fles_ipc
                            GIT_REPOSITORY  "https://github.com/cbm-fles/flesnet"
-                           GIT_TAG         "6241e3bb4b3568dbbcf9c1b6991ddfd08d4988bd"
+                           GIT_TAG         "7329aa41f7a63cca1ddb775d3952ae4307681e0d"
                            GIT_STASH       TRUE
                            SOURCE_DIR      ${CMAKE_CURRENT_SOURCE_DIR}/ipc
                            PATCH_COMMAND   "patch -p1 < ${CMAKE_CURRENT_SOURCE_DIR}/TimesliceMultiSubscriber_init.patch"