diff --git a/fsw/src/to_lab_app.c b/fsw/src/to_lab_app.c
index df30069..2047958 100644
--- a/fsw/src/to_lab_app.c
+++ b/fsw/src/to_lab_app.c
@@ -54,7 +54,7 @@ typedef struct
 {
     CFE_SB_PipeId_t Tlm_pipe;
     CFE_SB_PipeId_t Cmd_pipe;
-    uint32          TLMsockid;
+    osal_id_t       TLMsockid;
     bool            downlink_on;
     char            tlm_dest_IP[17];
     bool            suppress_sendto;