diff --git a/.coveragerc b/.coveragerc
index 471325b..89398c9 100644
--- a/.coveragerc
+++ b/.coveragerc
@@ -1,6 +1,7 @@
 [run]
 branch = True
 source = textile
+parallel = True
 
 [report]
 show_missing = True
diff --git a/.travis.yml b/.travis.yml
index 26c989c..2641de9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,7 +13,7 @@ python:
 # command to install dependencies
 install:
   - imagesize=''
-  - pip install -U coveralls pytest pytest-cov 'coverage<5' codecov
+  - pip install -U coveralls pytest pytest-cov coverage codecov
   - if [[ $IMAGESIZE == true ]] ; then imagesize='[imagesize]' ; fi
   - pip install -e ".${imagesize}"
 # command to run tests