diff --git a/modem/arq_session_irs.py b/modem/arq_session_irs.py
index fa6409fb..c45a9c73 100644
--- a/modem/arq_session_irs.py
+++ b/modem/arq_session_irs.py
@@ -18,7 +18,7 @@ class IRS_State(Enum):
 class ARQSessionIRS(arq_session.ARQSession):
 
     TIMEOUT_CONNECT = 55 #14.2
-    TIMEOUT_DATA = 60
+    TIMEOUT_DATA = 120
 
     STATE_TRANSITION = {
         IRS_State.NEW: {