diff --git a/.travis.yml b/.travis.yml
index 6489a1647..66d06fccd 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,10 +17,10 @@ env:
     # Specialized factors for py27.
     - TOXENV=py27-nobyte
     - TOXENV=py27-xdist
-    - TOXENV=py27-pluggymaster PYTEST_NO_COVERAGE=1
+    - TOXENV=py27-pluggymaster
     # Specialized factors for py37.
     - TOXENV=py37-pexpect,py37-trial,py37-numpy
-    - TOXENV=py37-pluggymaster PYTEST_NO_COVERAGE=1
+    - TOXENV=py37-pluggymaster
     - TOXENV=py37-freeze PYTEST_NO_COVERAGE=1
 
 matrix:
diff --git a/appveyor.yml b/appveyor.yml
index 9a50d5bd0..2dea0180f 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -13,11 +13,9 @@ environment:
   # Specialized factors for py27.
   - TOXENV: "py27-trial,py27-numpy,py27-nobyte"
   - TOXENV: "py27-pluggymaster"
-    PYTEST_NO_COVERAGE: "1"
   # Specialized factors for py37.
   - TOXENV: "py37-trial,py37-numpy"
   - TOXENV: "py37-pluggymaster"
-    PYTEST_NO_COVERAGE: "1"
   - TOXENV: "py37-freeze"
     PYTEST_NO_COVERAGE: "1"