diff --git a/lemur/tests/vectors.py b/lemur/tests/vectors.py
index 9572ba66..0c4c732f 100644
--- a/lemur/tests/vectors.py
+++ b/lemur/tests/vectors.py
@@ -1,13 +1,13 @@
 from lemur.common.utils import parse_certificate
 
 VALID_USER_HEADER_TOKEN = {
-    'Authorization': 'Basic ' + 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpYXQiOjE0MzUyMzMzNjksInN1YiI6MSwiZXhwIjoxNTIxNTQ2OTY5fQ.1qCi0Ip7mzKbjNh0tVd3_eJOrae3rNa_9MCVdA4WtQI',
+    'Authorization': 'Basic ' + 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpYXQiOjE1MjE2NTIwMjIsImV4cCI6MjM4NTY1MjAyMiwic3ViIjoxfQ.uK4PZjVAs0gt6_9h2EkYkKd64nFXdOq-rHsJZzeQicc',
     'Content-Type': 'application/json'
 }
 
 
 VALID_ADMIN_HEADER_TOKEN = {
-    'Authorization': 'Basic ' + 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpYXQiOjE0MzUyNTAyMTgsInN1YiI6MiwiZXhwIjoxNTIxNTYzODE4fQ.6mbq4-Ro6K5MmuNiTJBB153RDhlM5LGJBjI7GBKkfqA',
+    'Authorization': 'Basic ' + 'eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJpYXQiOjE1MjE2NTE2NjMsInN1YiI6MiwiYWlkIjoxfQ.wyf5PkQNcggLrMFqxDfzjY-GWPw_XsuWvU2GmQaC5sg',
     'Content-Type': 'application/json'
 }
 
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 22bc2bbb..66d1e9ea 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -43,8 +43,8 @@ mccabe==0.6.1 \
     --hash=sha256:ab8a6258860da4b6677da4bd2fe5dc2c659cff31b3ee4f7f5d64e79735b80d42 \
     --hash=sha256:dd8d182285a0fe56bace7f45b5e7d1a6ebcbf524e8f3bd87eb0f125271b8831f \
     # via flake8
-nodeenv==1.2.0 \
-    --hash=sha256:98835dab727f94a713eacc7234e3db6777a55cafb60f391485011899e5c818df \
+nodeenv==1.3.0 \
+    --hash=sha256:dd0a34001090ff042cfdb4b0c8d6a6f7ec9baa49733f00b695bb8a8b4700ba6c \
     # via pre-commit
 pkginfo==1.4.2 \
     --hash=sha256:5878d542a4b3f237e359926384f1dde4e099c9f5525d236b1840cf704fa8d474 \
@@ -87,9 +87,9 @@ tqdm==4.19.8 \
     --hash=sha256:05e991ecb0f874046ddcb374396a626afd046fb4d31f73633ea752b844458a7a \
     --hash=sha256:2aea9f81fdf127048667e0ba22f5fc10ebc879fb838dc52dcf055242037ec1f7 \
     # via twine
-twine==1.10.0 \
-    --hash=sha256:c3540f2b98667698412b0dc9f5e40c8c1a08a9e79e255c9c21339105eb4ca57a \
-    --hash=sha256:eff86e20fdffef8abb0b638784c62d0348dac4c80380907e39b732c56e9192fb
+twine==1.11.0 \
+    --hash=sha256:08eb132bbaec40c6d25b358f546ec1dc96ebd2638a86eea68769d9e67fe2b129 \
+    --hash=sha256:2fd9a4d9ff0bcacf41fdc40c8cb0cfaef1f1859457c9653fd1b92237cc4e9f25
 urllib3==1.22 \
     --hash=sha256:06330f386d6e4b195fbfc736b297f58c5a892e4440e54d294d7004e3a9bbea1b \
     --hash=sha256:cc44da8e1145637334317feebd728bd869a35285b93cbb4cca2577da7e62db4f \
diff --git a/requirements.in b/requirements.in
index 4f08d318..00076194 100644
--- a/requirements.in
+++ b/requirements.in
@@ -1,6 +1,6 @@
 Flask==0.12
 Flask-RESTful==0.3.6
-Flask-SQLAlchemy==2.1
+Flask-SQLAlchemy>2,<3
 Flask-Script==2.0.6
 Flask-Migrate==2.1.1
 Flask-Bcrypt==0.7.1
@@ -30,5 +30,5 @@ pem==17.1.0
 raven[flask]==6.2.1
 jinja2==2.10
 paramiko==2.4.1  # required for lemur_linuxdst plugin
-pyldap==3.0.0   # required by ldap auth provider
+python_ldap<=3.0.0b4
 alembic-autogenerate-enums==0.0.2
diff --git a/requirements.txt b/requirements.txt
index abc6ed54..68c83090 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -134,8 +134,9 @@ flask-restful==0.3.6 \
     --hash=sha256:e2f1b8063de3944b94c7f8be5cee4d2161db0267c54c5b757d875295061776fa
 flask-script==2.0.6 \
     --hash=sha256:6425963d91054cfcc185807141c7314a9c5ad46325911bd24dcb489bd0161c65
-flask-sqlalchemy==2.1 \
-    --hash=sha256:c5244de44cc85d2267115624d83faef3f9e8f088756788694f305a5d5ad137c5
+flask-sqlalchemy==2.3.2 \
+    --hash=sha256:3bc0fac969dd8c0ace01b32060f0c729565293302f0c4269beed154b46bec50b \
+    --hash=sha256:5971b9852b5888655f11db634e87725a9031e170f37c0ce7851cf83497f56e53
 flask==0.12 \
     --hash=sha256:7f03bb2c255452444f7265eddb51601806e5447b6f8a2d50bbc77a654a14c118 \
     --hash=sha256:93e803cdbe326a61ebd5c5d353959397c85f829bec610d59cb635c9f97d7ca8b