diff --git a/Botan.changes b/Botan.changes
index 2fbedb8..7bef5d5 100644
--- a/Botan.changes
+++ b/Botan.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Sun Jan 10 04:27:38 CET 2010 - jengelh@medozas.de
+
+- run configure with --cpu=%_target to have correct bitness
+  selected for SPARC
+
 -------------------------------------------------------------------
 Mon Dec 21 17:34:49 UTC 2009 - coolo@novell.com
 
diff --git a/Botan.spec b/Botan.spec
index 7f75adf..81e2501 100644
--- a/Botan.spec
+++ b/Botan.spec
@@ -103,7 +103,8 @@ export RPM_OPT_FLAGS
 				--with-zlib \
 				--with-gnump \
 				--with-openssl \
-				--with-tr1-implementation=system 
+				--with-tr1-implementation=system  \
+				--cpu=%_target_cpu
 make %{?_smp_mflags} WARN_FLAGS="$RPM_OPT_FLAGS"
 
 %install