diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index bf7f520..2b41ff3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -25,4 +25,5 @@ jobs:
     - name: Run tests
       run: |
         chmod +x libmoon/auto_tester/test_synthetic.sh
-        libmoon/auto_tester/test_synthetic.sh
\ No newline at end of file
+        libmoon/auto_tester/test_synthetic.sh
+        python libmoon/auto_tester/test_mtl.py
\ No newline at end of file
diff --git a/libmoon/auto_tester/test_mtl.py b/libmoon/auto_tester/test_mtl.py
index ffa19e1..bab3c89 100644
--- a/libmoon/auto_tester/test_mtl.py
+++ b/libmoon/auto_tester/test_mtl.py
@@ -12,11 +12,15 @@
 from libmoon.solver.gradient.methods.random_solver import RandomCore
 from libmoon.solver.gradient.methods.base_solver import AggCore
 from libmoon.solver.gradient.methods.core.core_mtl import GradBaseMTLSolver
+from libmoon.solver.gradient.methods.mgda_solver import MGDAUBCore
+from libmoon.solver.gradient.methods.pmgda_solver import PMGDACore
+from libmoon.solver.gradient.methods.moosvgd_solver import MOOSVGDCore
+from libmoon.solver.gradient.methods.gradhv_solver import GradHVCore
+from libmoon.solver.gradient.methods.pmtl_solver import PMTLCore
+
 
 # MGDAUBCore, RandomCore, AggCore, MOOSVGDCore, HVGradCore, PMTLCore)
 # from libmoon.solver.gradient.methods.core.core_solver import PMGDACore
-
-
 from libmoon.util.mtl import get_mtl_prefs
 import os
 from matplotlib import pyplot as plt