diff --git a/src/saveload/subsidy_sl.cpp b/src/saveload/subsidy_sl.cpp
--- a/src/saveload/subsidy_sl.cpp
+++ b/src/saveload/subsidy_sl.cpp
@@ -22,9 +22,9 @@ static const SaveLoad _subsidies_desc[] 
 	SLE_CONDVAR(Subsidy, awarded,    SLE_UINT8,                 125, SL_MAX_VERSION),
 	SLE_CONDVAR(Subsidy, src_type,   SLE_UINT8,                 125, SL_MAX_VERSION),
 	SLE_CONDVAR(Subsidy, dst_type,   SLE_UINT8,                 125, SL_MAX_VERSION),
-	SLE_CONDVAR(Subsidy, src,        SLE_FILE_U8 | SLE_VAR_U16,   0, 4),
+	SLE_CONDVAR(Subsidy, src,        SLE_FILE_U8 | SLE_VAR_U16,   0, 5),
 	SLE_CONDVAR(Subsidy, src,        SLE_UINT16,                  5, SL_MAX_VERSION),
-	SLE_CONDVAR(Subsidy, dst,        SLE_FILE_U8 | SLE_VAR_U16,   0, 4),
+	SLE_CONDVAR(Subsidy, dst,        SLE_FILE_U8 | SLE_VAR_U16,   0, 5),
 	SLE_CONDVAR(Subsidy, dst,        SLE_UINT16,                  5, SL_MAX_VERSION),
 	SLE_END()
 };