diff --git a/.travis.yml b/.travis.yml
index 768a9e6..d3e85d5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,8 +3,9 @@ python:
 - '2.7'
 - '3.3'
 install:
-- pip install -r requirements.txt
+- pip install -r test_requirements.txt
 - pip install coveralls
+before_script: ./check.sh
 script: coverage run --source=pylast ./test_pylast.py
 after_success:
   coveralls
diff --git a/README.md b/README.md
index 9e5c942..dbc04bb 100644
--- a/README.md
+++ b/README.md
@@ -89,7 +89,7 @@ export PYLAST_API_SECRET=TODO_ENTER_YOURS_HERE
 
 To run all:
 ```
-pip install pyyaml
+pip install -r test_requirements.txt
 ./test_pylast.py
 ```
 
@@ -105,9 +105,13 @@ Or all those tests matching a term:
 
 To run with coverage:
 ```
-pip install coverage
 coverage run --source=pylast ./test_pylast.py
 coverage report # for command-line report
 coverage html   # for HTML report
 open htmlcov/index.html
 ```
+
+To perform some static analysis:
+```
+./check.sh
+```
diff --git a/check.sh b/check.sh
new file mode 100755
index 0000000..c9dad2e
--- /dev/null
+++ b/check.sh
@@ -0,0 +1,11 @@
+pyflakes pylast.py
+echo ---
+pyflakes test_pylast.py
+echo ---
+pep8 test_pylast.py
+echo ---
+pep8 pylast.py
+echo ---
+clonedigger --cpd-output pylast.py
+grep "Clones detected" output.html
+grep "lines are duplicates" output.html
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index c3726e8..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1 +0,0 @@
-pyyaml
diff --git a/test_requirements.txt b/test_requirements.txt
new file mode 100644
index 0000000..2517b20
--- /dev/null
+++ b/test_requirements.txt
@@ -0,0 +1,5 @@
+clonedigger
+coverage
+pep8
+pyyaml
+pyflakes