diff --git a/.travis.yml b/.travis.yml
index 529cb8c..5389524 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,9 +12,10 @@ before_install:
 install:
   - pip install numpy
   - pip install matplotlib
+  - pip install SciencePlots
+  - sudo apt-get install dvipng texlive-latex-extra texlive-fonts-recommended cm-super  # install LaTeX requirements for Travis CI
   - pip install pandas
   - pip install plotly
-  - pip install SciencePlots
   - pip install pytest
   - pip install coverage
   - pip install codecov
diff --git a/epispot/plots/native.py b/epispot/plots/native.py
index be84f55..97484c5 100644
--- a/epispot/plots/native.py
+++ b/epispot/plots/native.py
@@ -150,6 +150,7 @@ def stacked(Model, time_frame, title='Compartment Populations over Time',
     if log:
         plt.yscale('log')
     plt.title(title)
-    plt.legend(loc='upper left', facecolor='white')
+    plt.legend(loc="lower center", bbox_to_anchor=(0.5, -0.2), borderaxespad=0, ncol=2)
+    plt.tight_layout()
 
     return plt