diff --git a/tests/modules/testEpos.cpp b/tests/modules/testEpos.cpp
index 44168578652834f809cdf5106f0112c577b18687..15868e0d3b3d794b4d3f00c5f8474d10e0717fef 100644
--- a/tests/modules/testEpos.cpp
+++ b/tests/modules/testEpos.cpp
@@ -58,6 +58,7 @@ TEST_CASE("EposBasics", "module,process") {
 
   SECTION("canInteractInEpos") {
     CHECK(corsika::epos::canInteract(Code::Proton));
+    CHECK(corsika::epos::canInteract(Code::Rho0));
     CHECK_FALSE(corsika::epos::canInteract(Code::Electron));
     CHECK(corsika::epos::canInteract(Code::Nucleus));
     CHECK(corsika::epos::canInteract(Code::Helium));
diff --git a/tests/modules/testQGSJetII.cpp b/tests/modules/testQGSJetII.cpp
index 9f3e685801b9b70b347dddb43506a8b063eae55c..f3890cd76c165b6eb416269891ed764f84bf87ff 100644
--- a/tests/modules/testQGSJetII.cpp
+++ b/tests/modules/testQGSJetII.cpp
@@ -79,6 +79,7 @@ TEST_CASE("QgsjetII", "[processes]") {
     CHECK(corsika::qgsjetII::canInteract(Code::Proton));
     CHECK(corsika::qgsjetII::canInteract(Code::KPlus));
     CHECK(corsika::qgsjetII::canInteract(Code::Nucleus));
+    CHECK(corsika::qgsjetII::canInteract(Code::Rho0));
     // CHECK(corsika::qgsjetII::canInteract(Helium::getCode()));
 
     CHECK_FALSE(corsika::qgsjetII::canInteract(Code::EtaC));