diff --git a/src/include/test/switch_fct.h b/src/include/test/switch_fct.h
index 8cd01cb77a..61fbfb8c30 100644
--- a/src/include/test/switch_fct.h
+++ b/src/include/test/switch_fct.h
@@ -79,7 +79,7 @@ with a standard logger. */
 #include <ctype.h>
 
 #define FCT_MAX_NAME           256
-#define FCT_MAX_LOG_LINE       256
+#define FCT_MAX_LOG_LINE       2048
 
 #define nbool_t int
 #define FCT_TRUE   1