diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
new file mode 100644
index 0000000..b17df3a
--- /dev/null
+++ b/.github/workflows/build.yml
@@ -0,0 +1,48 @@
+name: R-CMD-INSTALL-build
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  release:
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ ubuntu-latest, windows-latest, macOS-latest ]
+        R: [ '4.3' ]
+
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+
+      - uses: r-lib/actions/setup-r@v2
+        with:
+          r-version: ${{ matrix.R }}
+          rtools-version: '43'
+
+      - uses: r-lib/actions/setup-r-dependencies@v2
+
+      - run: |
+          cd ..; R CMD INSTALL --build FunQuant 
+          mkdir FunQuant/R-${{ matrix.R }}
+          mv FunQuant_*.* FunQuant/R-${{ matrix.R }}/.
+        shell: bash
+        name: R CMD INSTALL
+
+      - uses: actions/upload-artifact@v2
+        with:
+          path: ./R-*
+
+      - uses: softprops/action-gh-release@v1
+        if: startsWith(github.ref, 'refs/tags/')
+        with:
+          files: |
+            ./R-*/*.tar.gz
+            ./R-*/*.tgz
+            ./R-*/*.zip
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
\ No newline at end of file
diff --git a/NAMESPACE b/NAMESPACE
index 35b75f3..ab218a3 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -1,8 +1,5 @@
 # Generated by roxygen2: do not edit by hand
 
-S3method(Inverse2D,Wavelet2D)
-S3method(MeanPoe,Wavelet2D)
-S3method(MeanPoe,coef_OrthoNormalBsplines2D)
 S3method(as.matrix,dwt.2d)
 export(Fpca2d.Wavelets)
 export(Wavelet2D)