diff --git a/tpm2.0-tools.changes b/tpm2.0-tools.changes
index 0e6a29a..0628998 100644
--- a/tpm2.0-tools.changes
+++ b/tpm2.0-tools.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Tue Jun  5 09:55:43 UTC 2018 - matthias.gerstner@suse.com
+
+- fix build after adding install-man.patch: autoreconf is needed again (sigh!)
+
 -------------------------------------------------------------------
 Wed May  2 12:09:22 UTC 2018 - matthias.gerstner@suse.com
 
diff --git a/tpm2.0-tools.spec b/tpm2.0-tools.spec
index 07ed79f..8f06e6b 100644
--- a/tpm2.0-tools.spec
+++ b/tpm2.0-tools.spec
@@ -63,6 +63,9 @@ associated interfaces.
 %patch1 -p1
 
 %build
+# patch1 (install-man) requires to run autoreconf ATM, because it modifies
+# Makefile.am. This can be dropped with the next release containing the fix.
+autoreconf
 %configure --disable-static
 make %{?_smp_mflags}