diff --git a/dart/README.md b/dart/README.md
index e19c14e958..325a42efff 100644
--- a/dart/README.md
+++ b/dart/README.md
@@ -21,7 +21,7 @@ That will give you native crash support (for Android and iOS), [release health](
 
 #### Usage
 
-- Sign up for a Sentry.io account and get a DSN at http://sentry.io.
+- Sign up for a Sentry.io account and get a DSN at https://sentry.io.
 
 - Follow the installing instructions on [pub.dev](https://pub.dev/packages/sentry/install).
 
diff --git a/dio/README.md b/dio/README.md
index a9add28d26..24cc372e7b 100644
--- a/dio/README.md
+++ b/dio/README.md
@@ -16,7 +16,7 @@ Integration for the [`dio`](https://pub.dev/packages/dio) package.
 
 #### Usage
 
-- Sign up for a Sentry.io account and get a DSN at http://sentry.io.
+- Sign up for a Sentry.io account and get a DSN at https://sentry.io.
 
 - Follow the installing instructions on [pub.dev](https://pub.dev/packages/sentry/install).
 
diff --git a/flutter/README.md b/flutter/README.md
index 48b04bb0f4..76eb9be98e 100644
--- a/flutter/README.md
+++ b/flutter/README.md
@@ -17,7 +17,7 @@ It will capture errors in the native layer, including (Java/Kotlin/C/C++ for And
 
 #### Usage
 
-- Sign up for a Sentry.io account and get a DSN at http://sentry.io.
+- Sign up for a Sentry.io account and get a DSN at https://sentry.io.
 
 - Follow the installing instructions on [pub.dev](https://pub.dev/packages/sentry_flutter/install).
 
diff --git a/logging/README.md b/logging/README.md
index 540a1c417f..42c9aaa83d 100644
--- a/logging/README.md
+++ b/logging/README.md
@@ -16,7 +16,7 @@ Integration for the [`logging`](https://pub.dev/packages/logging) package.
 
 #### Usage
 
-- Sign up for a Sentry.io account and get a DSN at http://sentry.io.
+- Sign up for a Sentry.io account and get a DSN at https://sentry.io.
 
 - Follow the installing instructions on [pub.dev](https://pub.dev/packages/sentry/install).