diff --git a/tests/install-swtpm.sh b/tests/install-swtpm.sh
index 2d8293a..2666748 100755
--- a/tests/install-swtpm.sh
+++ b/tests/install-swtpm.sh
@@ -6,7 +6,7 @@ version=1637
 wget --no-check-certificate https://sourceforge.net/projects/ibmswtpm2/files/ibmtpm${version}.tar.gz/download
 mkdir ibmtpm$version
 cd ibmtpm$version
-tar -xvzf ../download
+tar --no-same-owner -xvzf ../download
 cd src
 make -j$(nproc)
 sudo cp tpm_server /usr/local/bin/