diff --git a/.codecov.yml b/.codecov.yml
index 0ba3a0d..a498bb7 100644
--- a/.codecov.yml
+++ b/.codecov.yml
@@ -1,3 +1,7 @@
 ignore:
   - "src/logging.c"
   - "src/mnemonic.c"
+coverage:
+  range: 55..95
+  round: down
+  precision: 2
diff --git a/.travis.yml b/.travis.yml
index b25ffd8..c50c373 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -38,4 +38,4 @@ script:
 # - whatis u6a u6ac      # broken on macOS...
 
 after_success:
-  - bash <(curl -s https://codecov.io/bash)
+  - test $TRAVIS_OS_NAME = osx && true || bash <(curl -s https://codecov.io/bash)