diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ca95a7e..ee590e3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -23,4 +23,7 @@ jobs:
             - name: Run tests
               run: julia --project=. -e 'using Pkg; Pkg.test("NighttimeLights", coverage=true)'
             - name: Codecov
-              run: julia -e 'using Pkg; Pkg.add("Coverage"); using Coverage; Codecov.submit(process_folder())'
+              env:
+                CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
+              run: julia --project=. -e 'using Pkg; Pkg.add("Coverage"); using Coverage; Codecov.submit(Codecov.process_folder())'
+