diff --git a/testbed/smoke-test/shibui/application.yml b/testbed/smoke-test/shibui/application.yml
index a9c79aedc..2b7bc9ce1 100644
--- a/testbed/smoke-test/shibui/application.yml
+++ b/testbed/smoke-test/shibui/application.yml
@@ -18,6 +18,7 @@ shibui:
     identityProviderMetadataPath: "/conf/idp-metadata.xml"
     forceServiceProviderMetadataGeneration: true
     callbackUrl: "https://shibui.unicon.local/callback"
+    postLogoutURL: "https://idp.unicon.local/idp/profile/Logout"
     maximumAuthenticationLifetime: 3600000
     simpleProfileMapping:
       username: urn:oid:0.9.2342.19200300.100.1.1
diff --git a/testbed/smoke-test/shibui/application.yml.nodb b/testbed/smoke-test/shibui/application.yml.nodb
index b4a070c2c..ed3155948 100644
--- a/testbed/smoke-test/shibui/application.yml.nodb
+++ b/testbed/smoke-test/shibui/application.yml.nodb
@@ -17,6 +17,7 @@ shibui:
     identityProviderMetadataPath: "/conf/idp-metadata.xml"
     forceServiceProviderMetadataGeneration: true
     callbackUrl: "https://shibui.unicon.local/callback"
+    postLogoutURL: "https://idp.unicon.local/idp/profile/Logout"
     maximumAuthenticationLifetime: 3600000
     simpleProfileMapping:
       username: urn:oid:0.9.2342.19200300.100.1.1