diff --git a/.ci/test_r_package.sh b/.ci/test_r_package.sh
index b7af507a87b9..dbc76f061114 100755
--- a/.ci/test_r_package.sh
+++ b/.ci/test_r_package.sh
@@ -77,7 +77,6 @@ fi
 
 # Installing R precompiled for Mac OS 10.11 or higher
 if [[ $OS_NAME == "macos" ]]; then
-    brew update-reset && brew update
     if [[ $R_BUILD_TYPE == "cran" ]]; then
         brew install automake || exit -1
     fi