diff --git a/src/pya/unit_tests/pyaTests.cc b/src/pya/unit_tests/pyaTests.cc
index c10a6d817..4e907c18f 100644
--- a/src/pya/unit_tests/pyaTests.cc
+++ b/src/pya/unit_tests/pyaTests.cc
@@ -45,7 +45,7 @@ TEST (basic)
   try {
     pya::PythonInterpreter::instance ()->eval_string ("raise Exception(\"an error\")");
   } catch (tl::ScriptError &ex) {
-    EXPECT_EQ (ex.basic_msg (), std::string ("an error"));
+    EXPECT_EQ (ex.basic_msg (), std::string ("Exception: an error"));
     EXPECT_EQ (ex.cls () == std::string ("exceptions.Exception") || ex.cls () == std::string ("Exception"), true);
     err = true;
   }
@@ -56,7 +56,7 @@ TEST (basic)
   try {
     pya::PythonInterpreter::instance ()->eval_string ("Quatsch");
   } catch (tl::ScriptError &ex) {
-    EXPECT_EQ (ex.basic_msg (), std::string ("name 'Quatsch' is not defined"));
+    EXPECT_EQ (ex.basic_msg (), std::string ("NameError: name 'Quatsch' is not defined"));
     EXPECT_EQ (ex.cls () == std::string ("exceptions.NameError") || ex.cls () == std::string ("NameError"), true);
     err = true;
   }
diff --git a/src/rba/unit_tests/rbaTests.cc b/src/rba/unit_tests/rbaTests.cc
index 3051abe23..7bea46066 100644
--- a/src/rba/unit_tests/rbaTests.cc
+++ b/src/rba/unit_tests/rbaTests.cc
@@ -45,7 +45,7 @@ TEST (basic)
   try {
     rba::RubyInterpreter::instance ()->eval_string ("raise \"an error\"");
   } catch (tl::Exception &ex) {
-    EXPECT_EQ (std::string (ex.msg (), 0, 8), std::string ("an error"));
+    EXPECT_EQ (std::string (ex.msg (), 0, 22), std::string ("RuntimeError: an error"));
     err = true;
   }
 
@@ -56,8 +56,8 @@ TEST (basic)
   try {
     rba::RubyInterpreter::instance ()->eval_string ("Quatsch");
   } catch (tl::Exception &ex) {
-    EXPECT_EQ (std::string (ex.msg (), 0, 30) == std::string ("uninitialized constant Quatsch") ||
-               std::string (ex.msg (), 0, 38) == std::string ("uninitialized constant Object::Quatsch"),
+    EXPECT_EQ (std::string (ex.msg (), 0, 41) == std::string ("NameError: uninitialized constant Quatsch") ||
+               std::string (ex.msg (), 0, 49) == std::string ("NameError: uninitialized constant Object::Quatsch"),
                true);
     err = true;
   }