diff --git a/.gitignore b/.gitignore
index e82be0c7..75547da9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,6 @@
+# coverage
+.coverage
+
 # database
 *.sqlite3
 
diff --git a/Pipfile b/Pipfile
index 8f7a5dee..63a7220e 100644
--- a/Pipfile
+++ b/Pipfile
@@ -2,6 +2,11 @@
 verify_ssl = true
 url = "https://pypi.python.org/simple"
 
+[dev-packages]
+coveralls = "*"
+faker = "*"
+flake8 = "*"
+
 [packages]
 django = "*"
 djangorestframework = "*"
@@ -9,8 +14,3 @@ django-filter = "*"
 django-widget-tweaks = "*"
 plotly = "*"
 pandas = "*"
-
-[dev-packages]
-coveralls = "*"
-faker = "*"
-flake8 = "*"
diff --git a/Pipfile.lock b/Pipfile.lock
index f96628aa..2581e3d9 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -12,15 +12,6 @@
         ]
     },
     "default": {
-        "certifi": {
-            "version": "==2017.7.27.1"
-        },
-        "chardet": {
-            "version": "==3.0.4"
-        },
-        "decorator": {
-            "version": "==4.1.2"
-        },
         "django": {
             "version": "==1.11.6"
         },
@@ -33,21 +24,6 @@
         "djangorestframework": {
             "version": "==3.7.1"
         },
-        "idna": {
-            "version": "==2.6"
-        },
-        "ipython-genutils": {
-            "version": "==0.2.0"
-        },
-        "jsonschema": {
-            "version": "==2.6.0"
-        },
-        "jupyter-core": {
-            "version": "==4.3.0"
-        },
-        "nbformat": {
-            "version": "==4.4.0"
-        },
         "numpy": {
             "version": "==1.13.3"
         },
@@ -63,26 +39,11 @@
         "pytz": {
             "version": "==2017.2"
         },
-        "requests": {
-            "version": "==2.18.4"
-        },
         "six": {
             "version": "==1.11.0"
-        },
-        "traitlets": {
-            "version": "==4.3.2"
-        },
-        "urllib3": {
-            "version": "==1.22"
         }
     },
     "develop": {
-        "certifi": {
-            "version": "==2017.7.27.1"
-        },
-        "chardet": {
-            "version": "==3.0.4"
-        },
         "coverage": {
             "version": "==4.4.1"
         },
@@ -98,9 +59,6 @@
         "flake8": {
             "version": "==3.4.1"
         },
-        "idna": {
-            "version": "==2.6"
-        },
         "mccabe": {
             "version": "==0.6.1"
         },
@@ -121,9 +79,6 @@
         },
         "text-unidecode": {
             "version": "==1.0"
-        },
-        "urllib3": {
-            "version": "==1.22"
         }
     }
 }