diff --git a/canplayer.c b/canplayer.c
index dba5687..f58f5f9 100644
--- a/canplayer.c
+++ b/canplayer.c
@@ -68,7 +68,7 @@
 #endif
 
 #define DEVSZ 22 /* IFNAMSZ + 6 */
-#define TIMESZ sizeof("(1345212884.318850)   ")
+#define TIMESZ sizeof("(1345212884.318850123)   ")
 #define BUFSZ (TIMESZ + DEVSZ + AFRSZ)
 
 /* adapt sscanf() functions below on error */
diff --git a/log2asc.c b/log2asc.c
index 23a839b..f1a376b 100644
--- a/log2asc.c
+++ b/log2asc.c
@@ -296,7 +296,7 @@ static void canxl_asc(cu_t *cu, int devno, int mtu,
 
 #define DEVSZ 22
 #define EXTRASZ 20
-#define TIMESZ sizeof("(1345212884.318850)   ")
+#define TIMESZ sizeof("(1345212884.318850123)   ")
 #define BUFSZ (DEVSZ + AFRSZ + EXTRASZ + TIMESZ)
 
 /* adapt sscanf() functions below on error */