diff --git a/poetry/packages/package.py b/poetry/packages/package.py
index 8e47ddc952c..5b7dfea09d1 100644
--- a/poetry/packages/package.py
+++ b/poetry/packages/package.py
@@ -297,6 +297,7 @@ def add_dependency(
                     branch=constraint.get("branch", None),
                     tag=constraint.get("tag", None),
                     rev=constraint.get("rev", None),
+                    category=category,
                     optional=optional,
                 )
             elif "file" in constraint:
diff --git a/poetry/packages/vcs_dependency.py b/poetry/packages/vcs_dependency.py
index e02b33107d2..eadd73fa111 100644
--- a/poetry/packages/vcs_dependency.py
+++ b/poetry/packages/vcs_dependency.py
@@ -7,7 +7,15 @@ class VCSDependency(Dependency):
     """
 
     def __init__(
-        self, name, vcs, source, branch=None, tag=None, rev=None, optional=False
+        self,
+        name,
+        vcs,
+        source,
+        branch=None,
+        tag=None,
+        rev=None,
+        category="main",
+        optional=False,
     ):
         self._vcs = vcs
         self._source = source
@@ -21,7 +29,7 @@ def __init__(
         self._rev = rev
 
         super(VCSDependency, self).__init__(
-            name, "*", optional=optional, allows_prereleases=True
+            name, "*", category=category, optional=optional, allows_prereleases=True
         )
 
     @property
diff --git a/tests/packages/test_package.py b/tests/packages/test_package.py
index 61e9060af52..b61de86e540 100644
--- a/tests/packages/test_package.py
+++ b/tests/packages/test_package.py
@@ -1,6 +1,8 @@
 # -*- coding: utf-8 -*-
 from __future__ import unicode_literals
 
+import pytest
+
 from poetry.packages import Package
 
 
@@ -14,3 +16,24 @@ def test_package_authors():
     package.authors.insert(0, "John Doe")
     assert package.author_name == "John Doe"
     assert package.author_email is None
+
+
+@pytest.mark.parametrize("category", ["main", "dev"])
+def test_package_add_dependency_vcs_category(category):
+    package = Package("foo", "0.1.0")
+
+    dependency = package.add_dependency(
+        "poetry",
+        constraint={"git": "https://github.com/python-poetry/poetry.git"},
+        category=category,
+    )
+    assert dependency.category == category
+
+
+def test_package_add_dependency_vcs_category_default_main():
+    package = Package("foo", "0.1.0")
+
+    dependency = package.add_dependency(
+        "poetry", constraint={"git": "https://github.com/python-poetry/poetry.git"}
+    )
+    assert dependency.category == "main"
diff --git a/tests/packages/test_vcs_dependency.py b/tests/packages/test_vcs_dependency.py
index 767a706212d..18ff9d81e9a 100644
--- a/tests/packages/test_vcs_dependency.py
+++ b/tests/packages/test_vcs_dependency.py
@@ -1,3 +1,5 @@
+import pytest
+
 from poetry.packages.vcs_dependency import VCSDependency
 
 
@@ -49,3 +51,14 @@ def test_to_pep_508_in_extras():
     expected = 'poetry @ git+https://github.com/python-poetry/poetry.git@b;ar; ; extra == "foo;"'
 
     assert expected == dependency.to_pep_508()
+
+
+@pytest.mark.parametrize("category", ["main", "dev"])
+def test_category(category):
+    dependency = VCSDependency(
+        "poetry",
+        "git",
+        "https://github.com/python-poetry/poetry.git",
+        category=category,
+    )
+    assert category == dependency.category