diff --git a/src/saveload/newgrf_sl.cpp b/src/saveload/newgrf_sl.cpp
--- a/src/saveload/newgrf_sl.cpp
+++ b/src/saveload/newgrf_sl.cpp
@@ -52,6 +52,7 @@ static const SaveLoad _grfconfig_desc[] 
 	    SLE_STR(GRFConfig, filename,         SLE_STR,    0x40),
 	    SLE_VAR(GRFConfig, ident.grfid,      SLE_UINT32),
 	    SLE_ARR(GRFConfig, ident.md5sum,     SLE_UINT8,  16),
+	SLE_CONDVAR(GRFConfig, version,          SLE_UINT32, 151, SL_MAX_VERSION),
 	    SLE_ARR(GRFConfig, param,            SLE_UINT32, 0x80),
 	    SLE_VAR(GRFConfig, num_params,       SLE_UINT8),
 	SLE_CONDVAR(GRFConfig, palette,          SLE_UINT8,  101, SL_MAX_VERSION),