diff --git a/.ci/test_r_package.sh b/.ci/test_r_package.sh
index 40a438e0899b..e4d70261aa36 100755
--- a/.ci/test_r_package.sh
+++ b/.ci/test_r_package.sh
@@ -21,9 +21,9 @@ if [[ "${R_MAJOR_VERSION}" == "3" ]]; then
     export R_LINUX_VERSION="3.6.3-1bionic"
     export R_APT_REPO="bionic-cran35/"
 elif [[ "${R_MAJOR_VERSION}" == "4" ]]; then
-    export R_MAC_VERSION=4.2.2
-    export R_MAC_PKG_URL=${CRAN_MIRROR}/bin/macosx/base/R-${R_MAC_VERSION}.pkg
-    export R_LINUX_VERSION="4.2.2-1.2204.0"
+    export R_MAC_VERSION=4.3.1
+    export R_MAC_PKG_URL=${CRAN_MIRROR}/bin/macosx/big-sur-x86_64/base/R-${R_MAC_VERSION}-x86_64.pkg
+    export R_LINUX_VERSION="4.3.1-1.2204.0"
     export R_APT_REPO="jammy-cran40/"
 else
     echo "Unrecognized R version: ${R_VERSION}"
@@ -56,6 +56,7 @@ if [[ $OS_NAME == "linux" ]]; then
             texlive-latex-recommended \
             texlive-fonts-recommended \
             texlive-fonts-extra \
+            tidy \
             qpdf \
             || exit -1
 
diff --git a/.github/workflows/r_package.yml b/.github/workflows/r_package.yml
index eb2cb90a424e..838528617143 100644
--- a/.github/workflows/r_package.yml
+++ b/.github/workflows/r_package.yml
@@ -48,7 +48,7 @@ jobs:
           - os: ubuntu-latest
             task: r-package
             compiler: gcc
-            r_version: 4.2
+            r_version: 4.3
             build_type: cmake
             container: 'ubuntu:22.04'
           - os: ubuntu-latest
@@ -60,19 +60,19 @@ jobs:
           - os: ubuntu-latest
             task: r-package
             compiler: clang
-            r_version: 4.2
+            r_version: 4.3
             build_type: cmake
             container: 'ubuntu:22.04'
           - os: macOS-latest
             task: r-package
             compiler: gcc
-            r_version: 4.2
+            r_version: 4.3
             build_type: cmake
             container: null
           - os: macOS-latest
             task: r-package
             compiler: clang
-            r_version: 4.2
+            r_version: 4.3
             build_type: cmake
             container: null
           - os: windows-latest
@@ -125,13 +125,13 @@ jobs:
           - os: ubuntu-latest
             task: r-package
             compiler: gcc
-            r_version: 4.2
+            r_version: 4.3
             build_type: cran
             container: 'ubuntu:22.04'
           - os: macOS-latest
             task: r-package
             compiler: clang
-            r_version: 4.2
+            r_version: 4.3
             build_type: cran
             container: null
           ################
@@ -140,7 +140,7 @@ jobs:
           - os: ubuntu-latest
             task: r-rchk
             compiler: gcc
-            r_version: 4.2
+            r_version: 4.3
             build_type: cran
             container: 'ubuntu:22.04'
     steps: