diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 7a9037fe..d130a511 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -128,6 +128,6 @@ jobs:
     - name: Build Rayleigh
       run: |
         cd "$GITHUB_WORKSPACE"
-        ./configure --openblas --FC=mpifort --FFLAGS_DBG='-O0 -g -fbounds-check -ffpe-trap=invalid,zero,overflow -fbacktrace -ffixed-line-length-132 -Wall'
+        ./configure --openblas --with-blas=$CONDA_PREFIX --with-fftw=$CONDA_PREFIX --FC=mpifort --FFLAGS_DBG='-O0 -g -fbounds-check -ffpe-trap=invalid,zero,overflow -fbacktrace -ffixed-line-length-132 -Wall'
         make -j
         make install