diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 6b801b839..eed0d1f71 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -21,7 +21,7 @@ jobs:
           {project: "template", name: "PhysiCell Template", binary: "project", max_time: 120, config: "config/PhysiCell_settings.xml", output_folder: "output"},
           {project: "template_BM", name: "PhysiBoSS Template", binary: "project", max_time: 120, config: "config/PhysiCell_settings.xml", output_folder: "output"},
           {project: "physiboss-cell-lines-sample", name: "PhysiBoSS Cell Lines", binary: "PhysiBoSS_Cell_Lines", max_time: 120, config: "config/PhysiCell_settings.xml", output_folder: "output"},
-          {project: "physimess-sample", name: "PhysiMeSS Sample", binary: "project", config: "config/Fibre_Degradation/mymodel_matrix_degradation.xml", max_time: 120, output_folder: "output"},
+          {project: "physimess-sample", name: "PhysiMeSS Sample", binary: "project", config: "config/Fibre_Degradation/mymodel_matrix_degradation.xml", max_time: 120, output_folder: ""},
           {project: "physiboss-tutorial", name: "PhysiBoSS Tutorial", binary: "project", config: "config/cell_cycle/PhysiCell_settings.xml", max_time: 300, output_folder: "output"},
           {project: "worm-sample", name: "PhysiCell worm", binary: "worm", config: "config/PhysiCell_settings.xml", max_time: 120, output_folder: "output"},
           {project: "virus-macrophage-sample", name: "Virus Macrophage", binary: "virus-sample", config: "config/PhysiCell_settings.xml", max_time: 120, output_folder: "output"},