diff --git a/dtc.spec b/dtc.spec
index a178682..24ce3b8 100644
--- a/dtc.spec
+++ b/dtc.spec
@@ -1,5 +1,5 @@
 %define api 1
-%define major 4
+%define major 0
 %define libname %mklibname fdt %{api} %{major}
 %define devname %mklibname -d fdt %{api}
 %define devnamestatic %mklibname -d fdt_static %{api}