diff --git a/.travis.yml b/.travis.yml
index 8e824aa6..4ca944f0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,7 +7,7 @@ python:
 
 install:
     - pip install --upgrade setuptools
-    - pip install -r src/requirements_dev.txt
+    - pip install -r src/requirements.txt -r src/requirements/dev.txt
 
 before_script:
     - cd src
diff --git a/src/c3nav/settings.py b/src/c3nav/settings.py
index 9367946f..e9dab0e1 100644
--- a/src/c3nav/settings.py
+++ b/src/c3nav/settings.py
@@ -125,10 +125,18 @@ MIDDLEWARE_CLASSES = [
     'django.contrib.auth.middleware.SessionAuthenticationMiddleware',
     'django.contrib.messages.middleware.MessageMiddleware',
     'django.middleware.clickjacking.XFrameOptionsMiddleware',
-    'htmlmin.middleware.HtmlMinifyMiddleware',
-    'htmlmin.middleware.MarkRequestMiddleware',
 ]
 
+try:
+    import htmlmin  # noqa
+except ImportError:
+    pass
+else:
+    MIDDLEWARE_CLASSES += [
+        'htmlmin.middleware.HtmlMinifyMiddleware',
+        'htmlmin.middleware.MarkRequestMiddleware',
+    ]
+
 # Security settings
 X_FRAME_OPTIONS = 'DENY'
 
diff --git a/src/requirements.txt b/src/requirements.txt
index ed378939..ea77c2d8 100644
--- a/src/requirements.txt
+++ b/src/requirements.txt
@@ -1,7 +1 @@
-Django>=1.9,<1.10
-django-bootstrap3>=6.2,<6.3
-django-compressor==2.0
-csscompressor
-djangorestframework>=3.4,<3.5
-django-filter>=0.14,<0.15
-django-htmlmin>=0.9,<0.10
+-r requirements/production.txt
diff --git a/src/requirements/dev.txt b/src/requirements/dev.txt
new file mode 100644
index 00000000..8c853015
--- /dev/null
+++ b/src/requirements/dev.txt
@@ -0,0 +1,2 @@
+flake8
+isort
diff --git a/src/requirements/htmlmin.txt b/src/requirements/htmlmin.txt
new file mode 100644
index 00000000..5692111e
--- /dev/null
+++ b/src/requirements/htmlmin.txt
@@ -0,0 +1 @@
+django-htmlmin>=0.9,<0.10
diff --git a/src/requirements/mysql.txt b/src/requirements/mysql.txt
new file mode 100644
index 00000000..bc645a65
--- /dev/null
+++ b/src/requirements/mysql.txt
@@ -0,0 +1,2 @@
+requirements.txt
+mysqlclient
diff --git a/src/requirements/postgres.txt b/src/requirements/postgres.txt
new file mode 100644
index 00000000..1022ca46
--- /dev/null
+++ b/src/requirements/postgres.txt
@@ -0,0 +1,2 @@
+requirements.txt
+psycopg2
diff --git a/src/requirements/production-extra.txt b/src/requirements/production-extra.txt
new file mode 100644
index 00000000..5692111e
--- /dev/null
+++ b/src/requirements/production-extra.txt
@@ -0,0 +1 @@
+django-htmlmin>=0.9,<0.10
diff --git a/src/requirements/production.txt b/src/requirements/production.txt
new file mode 100644
index 00000000..b5752df9
--- /dev/null
+++ b/src/requirements/production.txt
@@ -0,0 +1,6 @@
+Django>=1.9,<1.10
+django-bootstrap3>=6.2,<6.3
+django-compressor==2.0
+csscompressor
+djangorestframework>=3.4,<3.5
+django-filter>=0.14,<0.15
diff --git a/src/requirements_dev.txt b/src/requirements_dev.txt
deleted file mode 100644
index ff0f7870..00000000
--- a/src/requirements_dev.txt
+++ /dev/null
@@ -1,3 +0,0 @@
--r requirements.txt
-flake8
-isort
diff --git a/src/requirements_mysql.txt b/src/requirements_mysql.txt
deleted file mode 100644
index e0eb2a21..00000000
--- a/src/requirements_mysql.txt
+++ /dev/null
@@ -1,2 +0,0 @@
--r requirements.txt
-mysqlclient
diff --git a/src/requirements_postgres.txt b/src/requirements_postgres.txt
deleted file mode 100644
index b52ba826..00000000
--- a/src/requirements_postgres.txt
+++ /dev/null
@@ -1,2 +0,0 @@
--r requirements.txt
-psycopg2