diff --git a/Pipfile b/Pipfile
index c0f9b9c..35364a8 100644
--- a/Pipfile
+++ b/Pipfile
@@ -17,7 +17,7 @@ pytz = "==2018.7"
 six = "==1.12.0"
 "urllib3" = "==1.24.1"
 webencodings = "==0.5.1"
-"Jinja2" = "==2.10"
+"Jinja2" = "==2.11.3"
 Babel = "==2.6.0"
 MarkupSafe = "==1.1.0"
 PyInstaller = "==3.4"
diff --git a/Pipfile.lock b/Pipfile.lock
index 5c771ae..22e8378 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "aed0770e9659a22969885a6e151f00985319e0b11f8331e6b840abc0fcae57a2"
+            "sha256": "6281d78b5f601f297574a3ceacfec3c343f9177452a1dcd90430ad3dbb662185"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -65,11 +65,11 @@
         },
         "jinja2": {
             "hashes": [
-                "sha256:74c935a1b8bb9a3947c50a54766a969d4846290e1e788ea44c1392163723c3bd",
-                "sha256:f84be1bb0040caca4cea721fcbbbbd61f9be9464ca236387158b0feea01914a4"
+                "sha256:03e47ad063331dd6a3f04a43eddca8a966a26ba0c5b7207a9a9e4e08f1b29419",
+                "sha256:a6d58433de0ae800347cab1fa3043cebbabe8baa9d29e668f1c768cb87a333c6"
             ],
             "index": "pypi",
-            "version": "==2.10"
+            "version": "==2.11.3"
         },
         "macholib": {
             "hashes": [
diff --git a/requirements.txt b/requirements.txt
index 87b633d..d32b05e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,15 +1,16 @@
+-i https://pypi.org/simple/
 altgraph==0.16.1
-Babel==2.6.0
+babel==2.6.0
 bleach==3.0.2
 certifi==2018.11.29
 future==0.17.1
 idna==2.8
-Jinja2==2.10
+jinja2==2.11.3
 macholib==1.11
 markdown==3.0.1
-MarkupSafe==1.1.0
+markupsafe==1.1.0
 pefile==2018.8.8
-PyInstaller==3.4
+pyinstaller==3.4
 python-dateutil==2.7.5
 pytz==2018.7
 six==1.12.0