1 files changed, 1 insertions, 1 deletions
diff --git a/README.md b/README.md
index 157e700..c10ab88 100644
--- a/README.md
+++ b/README.md
@@ -21,7 +21,7 @@ Arch Linux:
 Debian-based:
 
     wget -qO - https://apt.thoughtbot.com/thoughtbot.gpg.key | sudo apt-key add -
-    echo "deb http://apt.thoughtbot.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/thoughtbot.list
+    echo "deb https://apt.thoughtbot.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/thoughtbot.list
     sudo apt-get update
     sudo apt-get install rcm