diff --git a/.github/workflows/r.yml b/.github/workflows/r.yml
new file mode 100644
index 0000000..ed8aacf
--- /dev/null
+++ b/.github/workflows/r.yml
@@ -0,0 +1,40 @@
+# This workflow uses actions that are not certified by GitHub.
+# They are provided by a third-party and are governed by
+# separate terms of service, privacy policy, and support
+# documentation.
+#
+# See https://github.com/r-lib/actions/tree/master/examples#readme for
+# additional example workflows available for the R community.
+
+name: R
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    runs-on: macos-latest
+    strategy:
+      matrix:
+        r-version: ['3.6.3', '4.1.1']
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up R ${{ matrix.r-version }}
+        uses: r-lib/actions/setup-r@f57f1301a053485946083d7a45022b278929a78a
+        with:
+          r-version: ${{ matrix.r-version }}
+      - name: Install dependencies
+        run: |
+          install.packages(c("remotes", "rcmdcheck"))
+          remotes::install_deps(dependencies = TRUE)
+        shell: Rscript {0}
+      - name: Check
+        run: rcmdcheck::rcmdcheck(args = "--no-manual", error_on = "error")
+        shell: Rscript {0}
diff --git a/wrapper.xgb.cv.logistic.r b/wrapper.xgb.cv.logistic.r
index a1f3f6d..03176db 100644
--- a/wrapper.xgb.cv.logistic.r
+++ b/wrapper.xgb.cv.logistic.r
@@ -1,3 +1,4 @@
+#<<<<<<< HEAD
 library(caret)
 library(ggplot2)
 library(pdp)
@@ -106,4 +107,5 @@ Key = "Interaction"
 if(DoInteraction == TRUE)
   OutList[[Key]] = Interaction
 return(c(OutList))
-}
\ No newline at end of file
+}
+
diff --git a/xgb.cv.fit.boxplot.r b/xgb.cv.fit.boxplot.r
index 080f9db..c001408 100644
--- a/xgb.cv.fit.boxplot.r
+++ b/xgb.cv.fit.boxplot.r
@@ -42,3 +42,4 @@ xgbm.cv.fit.boxplot.logistic = function(pred,###$pred from xgb.cv output
           xlab = paste0("Observed success"),ylab = paste0("Fitted probability"))
   dev.off()
   }
+