diff --git a/tpm2.0-abrmd.changes b/tpm2.0-abrmd.changes
index 280ede7..39488c2 100644
--- a/tpm2.0-abrmd.changes
+++ b/tpm2.0-abrmd.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Thu Oct 25 09:00:40 UTC 2018 - matthias.gerstner@suse.com
+
+- add a Requires towards tpm2-0-tss, because that main package holds the udev
+  rules and logic for setting up the tss user. Without this the daemon can't
+  start up correctly.
+
 -------------------------------------------------------------------
 Tue Oct 23 15:46:28 UTC 2018 - matthias.gerstner@suse.com
 
diff --git a/tpm2.0-abrmd.spec b/tpm2.0-abrmd.spec
index 404bef2..5c534ad 100644
--- a/tpm2.0-abrmd.spec
+++ b/tpm2.0-abrmd.spec
@@ -37,6 +37,7 @@ BuildRequires:  pkgconfig(tss2-sys)
 Requires(pre):  pwdutils
 Recommends:     libtss2-tcti-device0
 Recommends:     libtss2-tcti-tabrmd0
+Requires:       tpm2-0-tss
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 Patch0:         fix_dlopen.patch
 # the auto activation is not whitelisted for <= SLE12-SP3