diff --git a/src/saveload/economy_sl.cpp b/src/saveload/economy_sl.cpp
--- a/src/saveload/economy_sl.cpp
+++ b/src/saveload/economy_sl.cpp
@@ -20,8 +20,8 @@ static void Load_PRIC()
 {
 	/* Old games store 49 base prices, very old games store them as int32 */
 	int vt = IsSavegameVersionBefore(SLV_65) ? SLE_FILE_I32 : SLE_FILE_I64;
-	SlArray(nullptr, 49, vt | SLE_VAR_NULL);
-	SlArray(nullptr, 49, SLE_FILE_U16 | SLE_VAR_NULL);
+	SlCopy(nullptr, 49, vt | SLE_VAR_NULL);
+	SlCopy(nullptr, 49, SLE_FILE_U16 | SLE_VAR_NULL);
 }
 
 /** Cargo payment rates in pre 126 savegames */
@@ -29,8 +29,8 @@ static void Load_CAPR()
 {
 	uint num_cargo = IsSavegameVersionBefore(SLV_55) ? 12 : IsSavegameVersionBefore(SLV_EXTEND_CARGOTYPES) ? 32 : NUM_CARGO;
 	int vt = IsSavegameVersionBefore(SLV_65) ? SLE_FILE_I32 : SLE_FILE_I64;
-	SlArray(nullptr, num_cargo, vt | SLE_VAR_NULL);
-	SlArray(nullptr, num_cargo, SLE_FILE_U16 | SLE_VAR_NULL);
+	SlCopy(nullptr, num_cargo, vt | SLE_VAR_NULL);
+	SlCopy(nullptr, num_cargo, SLE_FILE_U16 | SLE_VAR_NULL);
 }
 
 static const SaveLoad _economy_desc[] = {