diff --git a/cfengine.spec b/cfengine.spec
index d697dcb..1af10b2 100644
--- a/cfengine.spec
+++ b/cfengine.spec
@@ -187,7 +187,7 @@ install -d docs
 cp -a $RPM_SOURCE_DIR/*pdf docs/
 
 %build
-autoreconf -fvi -I m4
+EXPLICIT_VERSION=%{version} autoreconf -fvi -I m4
 # /usr/include/sys for acl.h
 CC=cc CFLAGS="%{optflags} -fno-strict-aliasing" \
 %configure \