diff --git a/docs/docs/cli.md b/docs/docs/cli.md
index 89d19a8cc18..58f493a0d0e 100644
--- a/docs/docs/cli.md
+++ b/docs/docs/cli.md
@@ -245,6 +245,7 @@ poetry add "git+https://github.com/pallets/flask.git@1.1.1[dotenv,dev]"
 * `--path`: The path to a dependency.
 * `--optional` : Add as an optional dependency.
 * `--dry-run` : Outputs the operations but will not execute anything (implicitly enables --verbose).
+* `--global-option` : Pass the --global-option=\<option\> parameter to pip upon installation.
 
 
 ## remove
diff --git a/poetry/console/commands/add.py b/poetry/console/commands/add.py
index 275fc44f5f1..d775ce4a836 100644
--- a/poetry/console/commands/add.py
+++ b/poetry/console/commands/add.py
@@ -33,6 +33,13 @@ class AddCommand(EnvCommand, InitCommand):
             "Platforms for which the dependency must be installed.",
             flag=False,
         ),
+        option(
+            "--global-option",
+            None,
+            "Pass --global-option='<option>' to pip on install.",
+            flag=False,
+            multiple=True,
+        ),
         option("allow-prereleases", None, "Accept prereleases."),
         option(
             "dry-run",
@@ -123,6 +130,9 @@ def handle(self):
             if self.option("platform"):
                 constraint["platform"] = self.option("platform")
 
+            if self.option("global-option"):
+                constraint["global-options"] = self.option("global-option")
+
             if len(constraint) == 1 and "version" in constraint:
                 constraint = constraint["version"]
 
diff --git a/poetry/installation/pip_installer.py b/poetry/installation/pip_installer.py
index aada0cd0190..c550cbca039 100644
--- a/poetry/installation/pip_installer.py
+++ b/poetry/installation/pip_installer.py
@@ -73,6 +73,15 @@ def install(self, package, update=False):
         if update:
             args.append("-U")
 
+        try:
+            if package.dependency.global_opts:
+                for global_opt in package.dependency.global_opts:
+                    args.append(
+                        "--global-opt={global_opt}".format(global_opt=global_opt)
+                    )
+        except AttributeError:  # No dependency.
+            pass
+
         if package.files and not package.source_url:
             # Format as a requirements.txt
             # We need to create a requirements.txt file
diff --git a/poetry/json/schemas/poetry-schema.json b/poetry/json/schemas/poetry-schema.json
index 10aff39e502..311c667a061 100644
--- a/poetry/json/schemas/poetry-schema.json
+++ b/poetry/json/schemas/poetry-schema.json
@@ -266,6 +266,13 @@
                         "type": "string"
                     }
                 },
+                "global-options": {
+                    "type": "array",
+                    "description": "--global-options directives for PIP.",
+                    "items": {
+                        "type": "string"
+                    }
+                },
                 "source": {
                     "type": "string",
                     "description": "The exclusive source used to search for this dependency."
diff --git a/poetry/packages/dependency.py b/poetry/packages/dependency.py
index 83ad36a129c..7ce925cd010 100644
--- a/poetry/packages/dependency.py
+++ b/poetry/packages/dependency.py
@@ -27,6 +27,7 @@ def __init__(
         category="main",  # type: str
         allows_prereleases=False,  # type: bool
         source_name=None,  # type: Optional[str]
+        global_options=[],  # type: list[str]
     ):
         self._name = canonicalize_name(name)
         self._pretty_name = name
@@ -60,6 +61,8 @@ def __init__(
         self._extras = []
         self._in_extras = []
 
+        self.global_opts = list(global_options)
+
         self._activated = not self._optional
 
         self.is_root = False
diff --git a/poetry/packages/package.py b/poetry/packages/package.py
index 5b7dfea09d1..07a8c85a336 100644
--- a/poetry/packages/package.py
+++ b/poetry/packages/package.py
@@ -374,6 +374,10 @@ def add_dependency(
             if "extras" in constraint:
                 for extra in constraint["extras"]:
                     dependency.extras.append(extra)
+
+            if "global-options" in constraint:
+                for global_opt in constraint["global-options"]:
+                    dependency.global_opts.append(global_opt)
         else:
             dependency = Dependency(name, constraint, category=category)
 
diff --git a/tests/console/commands/test_add.py b/tests/console/commands/test_add.py
index 6a64ba7e4eb..10efcc8c205 100644
--- a/tests/console/commands/test_add.py
+++ b/tests/console/commands/test_add.py
@@ -100,6 +100,42 @@ def test_add_constraint_with_extras(app, repo, installer):
     command = app.find("add")
     tester = CommandTester(command)
 
+    cachy1 = get_package("cachy", "0.1.0")
+    cachy1.extras = {"msgpack": [get_dependency("msgpack-python")]}
+    msgpack_dep = get_dependency(
+        "msgpack-python", None, optional=True, global_options="Include"
+    )
+    cachy1.requires = [msgpack_dep]
+
+    repo.add_package(get_package("cachy", "0.2.0"))
+    repo.add_package(cachy1)
+    repo.add_package(get_package("msgpack-python", "0.5.3"))
+
+    tester.execute("cachy[msgpack]>=0.1.0,<0.2.0")
+
+    expected = """\
+
+Updating dependencies
+Resolving dependencies...
+
+Writing lock file
+
+
+Package operations: 2 installs, 0 updates, 0 removals
+
+  - Installing msgpack-python (0.5.3)
+  - Installing cachy (0.1.0)
+"""
+
+    assert expected == tester.io.fetch_output()
+
+    assert len(installer.installs) == 2
+
+
+def test_add_constraint_with_global_options(app, repo, installer):
+    command = app.find("add")
+    tester = CommandTester(command)
+
     cachy1 = get_package("cachy", "0.1.0")
     cachy1.extras = {"msgpack": [get_dependency("msgpack-python")]}
     msgpack_dep = get_dependency("msgpack-python", ">=0.5 <0.6", optional=True)
diff --git a/tests/helpers.py b/tests/helpers.py
index 6f5f73f163b..12b73a83185 100644
--- a/tests/helpers.py
+++ b/tests/helpers.py
@@ -18,7 +18,12 @@ def get_package(name, version):
 
 
 def get_dependency(
-    name, constraint=None, category="main", optional=False, allows_prereleases=False
+    name,
+    constraint=None,
+    category="main",
+    optional=False,
+    allows_prereleases=False,
+    global_options=[],
 ):
     return Dependency(
         name,
@@ -26,6 +31,7 @@ def get_dependency(
         category=category,
         optional=optional,
         allows_prereleases=allows_prereleases,
+        global_options=global_options,
     )