diff --git a/.travis.yml b/.travis.yml
index 045015413d..3df52ab415 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -32,15 +32,9 @@ env:
 matrix:
   include:
     - python: "3.7"
-      env: OMP=n MPI=n PHDF5=n
+      env: OMP=y MPI=y PHDF5=y DAGMC=y EVENT_BASED=y
     - python: "3.7"
-      env: OMP=y MPI=n PHDF5=n
-    - python: "3.7"
-      env: OMP=n MPI=y PHDF5=n
-    - python: "3.7"
-      env: OMP=n MPI=y PHDF5=y
-    - python: "3.7"
-      env: OMP=y MPI=y PHDF5=y DAGMC=y
+      env: OMP=y MPI=y PHDF5=y DAGMC=y EVENT_BASED=n
 notifications:
   webhooks: https://coveralls.io/webhook?repo_token=$COVERALLS_REPO_TOKEN
 install:
diff --git a/tools/ci/travis-install.py b/tools/ci/travis-install.py
index a2b1b61753..d3a3ce519e 100644
--- a/tools/ci/travis-install.py
+++ b/tools/ci/travis-install.py
@@ -19,7 +19,7 @@ def which(program):
     return None
 
 
-def install(omp=False, mpi=False, phdf5=False, dagmc=False):
+def install(omp=False, mpi=False, phdf5=False, dagmc=False, event_based=False):
     # Create build directory and change to it
     shutil.rmtree('build', ignore_errors=True)
     os.mkdir('build')
@@ -47,6 +47,9 @@ def install(omp=False, mpi=False, phdf5=False, dagmc=False):
 
     if dagmc:
         cmake_cmd.append('-Ddagmc=ON')
+    
+    if event_based:
+        cmake_cmd.append('-Devent-based=ON')
 
     # Build in coverage mode for coverage testing
     cmake_cmd.append('-Dcoverage=on')
@@ -64,9 +67,10 @@ def main():
     mpi = (os.environ.get('MPI') == 'y')
     phdf5 = (os.environ.get('PHDF5') == 'y')
     dagmc = (os.environ.get('DAGMC') == 'y')
+    event_based = (os.environ.get('EVENT_BASED') == 'y')
 
     # Build and install
-    install(omp, mpi, phdf5, dagmc)
+    install(omp, mpi, phdf5, dagmc, event-based)
 
 if __name__ == '__main__':
     main()