diff --git a/.travis/install-macos.sh b/.travis/install-macos.sh
index 43225b2f..5d434d29 100755
--- a/.travis/install-macos.sh
+++ b/.travis/install-macos.sh
@@ -1,5 +1,4 @@
 #!/bin/sh -xe
 
 brew update
-brew upgrade cmake libpng
 brew install freetype cairo