diff --git a/.travis.yml b/.travis.yml
index 08d6703b..c963caba 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -77,7 +77,7 @@ matrix:
 
 script:
   - make ${MAKETARGET}
-  - cd test && nosetests -v
+  - cd test && python3 -m nose -v
 
 cache: pip
 
diff --git a/test/test_compile_lib.py b/test/test_compile_lib.py
index f7a67f69..e2896a17 100644
--- a/test/test_compile_lib.py
+++ b/test/test_compile_lib.py
@@ -1,3 +1,7 @@
+"""
+Checks that the archive library can be successfully built for every scheme/implementation.
+"""
+
 import os
 import pqclean
 import helpers
diff --git a/test/test_functest.py b/test/test_functest.py
index f10e66fd..c54b7c96 100644
--- a/test/test_functest.py
+++ b/test/test_functest.py
@@ -1,3 +1,7 @@
+"""
+Checks that the functional test program (functest) can be successfully built and executed for every scheme/implementation.
+"""
+
 import os
 import pqclean
 import helpers
diff --git a/test/test_license.py b/test/test_license.py
index 0260a124..707f170d 100644
--- a/test/test_license.py
+++ b/test/test_license.py
@@ -1,3 +1,7 @@
+"""
+Checks that a LICENSE or LICENSE.txt file is present for every implementation of the specified scheme.
+"""
+
 import os
 import pqclean