diff --git a/run_tests.sh b/run_tests.sh
index 6cf2211..57670b6 100755
--- a/run_tests.sh
+++ b/run_tests.sh
@@ -10,7 +10,7 @@
 #   - Protocol compiler: https://github.com/google/protobuf#protocol-compiler-installation
 #       On Ubuntu: sudo apt-get install protobuf-compiler
 #   - Protobuf Python runtime (version 3.0 or later): sudo pip install protobuf
-#   - swig: http://www.i.org/download.html
+#   - swig: http://www.swig.org/download.html
 
 set -e