diff --git a/requirements.txt b/requirements.txt
index 2979bdfc6..9df42b485 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,15 +1,17 @@
-numpy>=1.15.0
+# Our libraries
 cymem>=2.0.2,<2.1.0
 preshed>=2.0.1,<2.1.0
 thinc==7.0.0.dev4
 blis>=0.2.2,<0.3.0
 murmurhash>=0.28.0,<1.1.0
-plac<1.0.0,>=0.9.6
-regex==2018.01.10
-requests>=2.13.0,<3.0.0
-jsonschema>=2.6.0,<3.0.0
 wasabi>=0.0.8,<1.1.0
 srsly>=0.0.5,<1.1.0
+# Third party dependencies
+numpy>=1.15.0
+requests>=2.13.0,<3.0.0
+jsonschema>=2.6.0,<3.0.0
+regex==2018.01.10
+plac<1.0.0,>=0.9.6
 pathlib==1.0.1; python_version < "3.4"
 # Development dependencies
 cython>=0.25