diff --git a/tpm2-tools.spec b/tpm2-tools.spec
index 996211e..77a7eb2 100644
--- a/tpm2-tools.spec
+++ b/tpm2-tools.spec
@@ -26,7 +26,7 @@ BuildRequires: pkgconfig(tcti-socket)
 ExclusiveArch: %{ix86} x86_64
 
 # tpm2-tools is heavily depending on TPM2.0-TSS project, matched tss is required
-Requires: tpm2-tss%{?_isa} = 1.0-3%{?dist} 
+Requires: tpm2-tss%{?_isa} >= 1.0-3%{?dist} 
 
 %description
 tpm2-tools is a batch of testing tools for tpm2.0. It is based on tpm2-tss.