diff --git a/INSTALL.md b/INSTALL.md
index aca213ce649309390089e93a5a1e02b22ba21323..5ae02f22e78289cd876d7bee104fb4ce5a6d86f3 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -95,7 +95,7 @@ on experience with the tools involved.
 
 Builds gRPC C and C++ with boringssl.
 - Install [CMake](https://cmake.org/download/).
-- Install [Active State Perl](http://www.activestate.com/activeperl/) (`choco install activeperl`)
+- Install [Active State Perl](https://www.activestate.com/activeperl/) (`choco install activeperl`)
 - Install [Ninja](https://ninja-build.org/) (`choco install ninja`)
 - Install [Go](https://golang.org/dl/) (`choco install golang`)
 - Install [yasm](http://yasm.tortall.net/) and add it to `PATH` (`choco install yasm`)