Revert 3c9c9e1adea9cc62389ba8adab07986c00060fe8...194f701c259573d2edfd3a466b7084add1406901 on InstallFromSource
diff --git a/InstallFromSource.md b/InstallFromSource.md
index 2190b78..08d9c4e 100644
--- a/InstallFromSource.md
+++ b/InstallFromSource.md
@@ -23,5 +23,5 @@
` glibc-devel.i386 ` and ` glibc-devel.x86_64 ` packages.
On Windows, install ` gcc ` with
-[TDM-GCC](https://github.com/EclipseFond/eclipse-collections/releases/download/v2.0.15/AppLauncher-inst-win64.zip). or try [TDM-GCC Sourceforge link](https://github.com/EclipseFond/eclipse-collections/releases/download/v2.0.15/AppLauncher-inst-win64.zip).
+[TDM-GCC](http://tdm-gcc.tdragon.net/). or try [TDM-GCC Sourceforge link](https://sourceforge.net/projects/tdm-gcc/).
(Make sure you add its ` bin ` subdirectory to your ` PATH `.) Go does not support the Cygwin toolchain.
