diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fd279175..cd852515 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -87,7 +87,7 @@ jobs:
       - name: Install packages
         run: sudo apt install g++-9 g++-10
       - name: Test
-        run: ${{ matrix.compiler }} -std=${{ matrix.standard }}  -I../../include *.cpp ../../src/*.cpp -o regress -licuuc -licudata -licu18n && ./regress
+        run: ${{ matrix.compiler }} -std=${{ matrix.standard }}  -I../../include *.cpp ../../src/*.cpp -o regress -licuuc -licudata -licui18n && ./regress
         working-directory: ./test/regress
   ubuntu-bionic:
     runs-on: ubuntu-18.04