diff --git a/sonar-project.properties b/sonar-project.properties
index e93d62b..7836fe0 100644
--- a/sonar-project.properties
+++ b/sonar-project.properties
@@ -16,7 +16,7 @@ sonar.links.scm=https://cta-gitlab.irap.omp.eu/ctools/ctools
 sonar.sources=.
 
 # Path to include directories
-sonar.cxx.includeDirectories=pyext,src/*/,/home/jenkins/gcc/gcc492/include/c++/4.9.2,/home/jenkins/gcc/gcc492/include/c++/4.9.2/tr1,/home/jenkins/gcc/gcc492/include/c++/4.9.2/ext,/home/jenkins/gcc/gcc492/include/c++/4.9.2/x86_64-unknown-linux-gnu,/home/jenkins/gcc/gcc492/lib/gcc/x86_64-unknown-linux-gnu/4.9.2/include,/usr/include,/usr/include/bits,/usr/include/gnu,/usr/include/linux
+sonar.cxx.includeDirectories=/home/jenkins/gcc/gcc492/include/c++/4.9.2,/home/jenkins/gcc/gcc492/include/c++/4.9.2/tr1,/home/jenkins/gcc/gcc492/include/c++/4.9.2/ext,/home/jenkins/gcc/gcc492/include/c++/4.9.2/x86_64-unknown-linux-gnu,/home/jenkins/gcc/gcc492/lib/gcc/x86_64-unknown-linux-gnu/4.9.2/include,/usr/include,/usr/include/bits,/usr/include/gnu,/usr/include/linux
 sonar.cxx.missingIncludeWarnings=False
 
 # Exclusions
diff --git a/test/test_ctlike.py b/test/test_ctlike.py
index 84729a3..77c3e68 100755
--- a/test/test_ctlike.py
+++ b/test/test_ctlike.py
@@ -119,6 +119,14 @@ class Test(test):
         # Check result file
         self._check_result_file('ctlike_py1.xml')
 
+        # Retrieve observation container, save and check model file
+        obs = like.obs()
+        obs.models().save('ctlike_py2.xml')
+        self._check_result_file('ctlike_py2.xml')
+
+        # Retrieve optimizer
+        opt = like.opt()
+
         # Return
         return
 
diff --git a/test/test_examples.py.in b/test/test_examples.py.in
index b6c2cf3..9cd1534 100755
--- a/test/test_examples.py.in
+++ b/test/test_examples.py.in
@@ -123,13 +123,13 @@ class Test(gammalib.GPythonTestSuite):
         self.append(self.test_show_pull_histogram,
                     'Test show_pull_histogram.py')
         self.append(self.test_show_response,
-                    'Test test_show_response.py')
+                    'Test show_response.py')
         self.append(self.test_show_sensitivity,
-                    'Test test_show_sensitivity.py')
+                    'Test show_sensitivity.py')
         self.append(self.test_show_spectrum,
-                    'Test test_show_spectrum.py')
+                    'Test show_spectrum.py')
         self.append(self.test_show_ts_distribution,
-                    'Test show_ts_distribution.py')
+                    'Test ts_distribution.py')
         self.append(self.test_show_obs,
                     'Test show_obs.py')