diff --git a/requirements.txt b/requirements.txt
index 0f94e4cc14..50fc083494 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ django-import-export>=1.0.0     # Data import / export for admin interface
 django-cleanup>=2.1.0           # Manage deletion of old / unused uploaded files
 django-qr-code==1.0.0           # Generate QR codes
 flake8==3.3.0                   # PEP checking
-coverage>=4.5.3                 # Unit test coverage
+coverage==4.0.3                 # Unit test coverage
 python-coveralls==2.9.1         # Coveralls linking (for Travis)
 fuzzywuzzy>=0.17.0              # Fuzzy string matching
 python-Levenshtein>=0.12.0      # Required for fuzzywuzzy
\ No newline at end of file