diff --git a/Dockerfile b/Dockerfile
index f297a56893ad68e83491a760370cdeaa376cfff9..d84a74dfc79f521297e2d91a47da000d02a233d9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -272,7 +272,7 @@ RUN jupyter nbconvert --ExecutePreprocessor.timeout=1000 --to notebook --execute
 RUN jupyter nbconvert --ExecutePreprocessor.timeout=1000 --to notebook --execute "descriptor_role.ipynb" 
 # RUN jupyter nbconvert --ExecutePreprocessor.timeout=1000 --to notebook --execute "error_estimates.ipynb" 
 RUN jupyter nbconvert --ExecutePreprocessor.timeout=1000 --to notebook --execute "exploratory_analysis.ipynb" 
-RUN jupyter nbconvert --ExecutePreprocessor.timeout=1000 --to notebook --execute "gap_si_surface.ipynb" 
+RUN jupyter nbconvert --ExecutePreprocessor.timeout=1000 --to notebook --execute "gap_si_surface.ipynb" > out.txt
 RUN jupyter nbconvert --ExecutePreprocessor.timeout=1000 --to notebook --execute "grain_boundaries.ipynb" 
 # RUN jupyter nbconvert --ExecutePreprocessor.timeout=1000 --to notebook --execute "kaggle_competition.ipynb" 
 RUN jupyter nbconvert --ExecutePreprocessor.timeout=1000 --to notebook --execute "krr4mat.ipynb"