diff --git a/.travis.yml b/.travis.yml
index 487044b7..4350a661 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,9 +6,7 @@ cache: pip
 language: python
 
 python:
-  - "2.6"
   - "2.7"
-  - "3.3"
   - "3.4"
   - "3.5"
   - "3.6"
@@ -19,12 +17,6 @@ python:
 
 matrix:
   include:
-    - python: "2.6"
-      env: WITHSIMPLEJSON=false WITHFUTURE=true
-    - python: "2.6"
-      env: WITHSIMPLEJSON=true WITHFUTURE=false
-    - python: "2.6"
-      env: WITHSIMPLEJSON=true WITHFUTURE=true
     - python: "2.7"
       env: WITHFUTURE=true
 
diff --git a/requirements/test-cpython.txt b/requirements/test-cpython.txt
index 29fa16cc..e0ad6006 100644
--- a/requirements/test-cpython.txt
+++ b/requirements/test-cpython.txt
@@ -1,2 +1,2 @@
 -r test.txt
-psycopg2
+psycopg2-binary
diff --git a/setup.py b/setup.py
index 6b52f0c1..9a2954f0 100644
--- a/setup.py
+++ b/setup.py
@@ -43,7 +43,7 @@
 
 #: The installation requirements for Flask-Restless. Flask-SQLAlchemy is not
 #: required, so the user must install it explicitly.
-REQUIREMENTS = ['flask>=0.10', 'sqlalchemy>=0.8', 'python-dateutil>2.2']
+REQUIREMENTS = ['flask>=0.10,<=0.12.4', 'sqlalchemy>=0.8', 'python-dateutil>2.2']
 
 #: The absolute path to this file.
 HERE = os.path.abspath(os.path.dirname(__file__))