diff --git a/extra_requirements.txt b/extra_requirements.txt
index 9c682a4..0b0248b 100644
--- a/extra_requirements.txt
+++ b/extra_requirements.txt
@@ -1,2 +1,2 @@
-lxml==4.2.5
+lxml==4.3.0
 singledispatch==3.4.0.3; python_version < '3.4'
diff --git a/requirements.txt b/requirements.txt
index 97138f2..02f2224 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-fonttools==3.30.0
-fs==2.1.1
+fonttools==3.36.0
+fs==2.2.1
 enum34==1.1.6; python_version < '3.4'