diff --git a/requirements-dev.txt b/requirements-dev.txt
index 6792ef6..a73b926 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -2,6 +2,6 @@
 --requirement requirements.txt
 
 # Testing
-pytest==2.8.7
-pytest-cov==2.2.0
-coveralls==1.1
+pytest==3.2.5
+pytest-cov==2.5.1
+coveralls==1.2.0
diff --git a/requirements.txt b/requirements.txt
index 2363b98..8601af2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 skosprovider==0.6.1
 # -e git+https://github.com/koenedaele/skosprovider.git#egg=skosprovider
 rdflib==4.2.2
-html5lib==0.99999999
+html5lib==0.999999999