diff --git a/poetry/core/packages/directory_dependency.py b/poetry/core/packages/directory_dependency.py
index e40e6b3b8..128d46738 100644
--- a/poetry/core/packages/directory_dependency.py
+++ b/poetry/core/packages/directory_dependency.py
@@ -1,6 +1,7 @@
 from typing import List
 from typing import Set
 from typing import Union
+from warnings import warn
 
 from poetry.core.pyproject import PyProjectTOML
 from poetry.core.utils._compat import Path
@@ -17,6 +18,7 @@ def __init__(
         optional=False,  # type: bool
         base=None,  # type: Path
         editable=False,  # type: bool
+        develop=False,  # type: bool
         extras=None,  # type: Union[List[str], Set[str]]
     ):
         self._path = path
@@ -29,7 +31,18 @@ def __init__(
             except FileNotFoundError:
                 raise ValueError("Directory {} does not exist".format(self._path))
 
-        self._editable = editable
+        # TODO: Remove the following once poetry has been updated to use editable in source.
+        if develop:
+            if editable:
+                raise ValueError(
+                    'Deprecated "develop" parameter may not be passed with new "editable" parameter. '
+                    'Only use "editable"!'
+                )
+            warn(
+                '"develop" parameter is deprecated, use "editable" instead.',
+                DeprecationWarning,
+            )
+        self._editable = editable or develop
         self._supports_poetry = False
 
         if not self._full_path.exists():
@@ -78,6 +91,15 @@ def base(self):
     def editable(self):
         return self._editable
 
+    # TODO: Remove the following once poetry has been updated to use editable in source.
+    @property
+    def develop(self):  # type: () -> bool
+        warn(
+            '"develop" property is deprecated, use "editable" instead.',
+            DeprecationWarning,
+        )
+        return self.editable
+
     def supports_poetry(self):
         return self._supports_poetry
 
diff --git a/poetry/core/packages/package.py b/poetry/core/packages/package.py
index 0721826ca..dd8e5f9ed 100644
--- a/poetry/core/packages/package.py
+++ b/poetry/core/packages/package.py
@@ -4,6 +4,7 @@
 
 from contextlib import contextmanager
 from typing import List
+from warnings import warn
 
 from poetry.core.semver import Version
 from poetry.core.semver import parse_constraint
@@ -287,6 +288,24 @@ def urls(self):
 
         return urls
 
+    # TODO: Remove the following once poetry has been updated to use editable in source.
+    @property
+    def develop(self):  # type: () -> bool
+        warn(
+            '"develop" attribute is deprecated, use "editable" instead.',
+            DeprecationWarning,
+        )
+        return self.editable
+
+    # TODO: Remove the following once poetry has been updated to use editable in source.
+    @develop.setter
+    def develop(self, value):  # type: (bool) -> None
+        warn(
+            '"develop" attribute is deprecated, use "editable" instead.',
+            DeprecationWarning,
+        )
+        self.editable = value
+
     def is_prerelease(self):
         return self._version.is_prerelease()
 
diff --git a/poetry/core/packages/vcs_dependency.py b/poetry/core/packages/vcs_dependency.py
index e2ead7a0c..79c54f841 100644
--- a/poetry/core/packages/vcs_dependency.py
+++ b/poetry/core/packages/vcs_dependency.py
@@ -1,6 +1,7 @@
 from typing import List
 from typing import Set
 from typing import Union
+from warnings import warn
 
 from poetry.core.vcs import git
 
@@ -24,6 +25,7 @@ def __init__(
         category="main",
         optional=False,
         editable=False,
+        develop=False,
         extras=None,  # type: Union[List[str], Set[str]]
     ):
         self._vcs = vcs
@@ -36,6 +38,17 @@ def __init__(
         self._branch = branch
         self._tag = tag
         self._rev = rev
+        # TODO: Remove the following once poetry has been updated to use editable in source.
+        if develop:
+            if editable:
+                raise ValueError(
+                    'Deprecated "develop" parameter may not be passed with new "editable" parameter. '
+                    'Only use "editable"!'
+                )
+            warn(
+                '"develop" parameter is deprecated, use "editable" instead.',
+                DeprecationWarning,
+            )
         self._editable = editable
 
         super(VCSDependency, self).__init__(
@@ -75,6 +88,15 @@ def rev(self):
     def editable(self):  # type: () -> bool
         return self._editable
 
+    # TODO: Remove the following once poetry has been updated to use editable in source.
+    @property
+    def develop(self):  # type: () -> bool
+        warn(
+            '"develop" property is deprecated, use "editable" instead.',
+            DeprecationWarning,
+        )
+        return self.editable
+
     @property
     def reference(self):  # type: () -> str
         return self._branch or self._tag or self._rev