diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 095d5cb..4a09fcf 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -40,6 +40,15 @@ jobs:
           else
             echo "OPENSSL_DIR=/usr/lib/x86_64-linux-gnu" >> $GITHUB_ENV
           fi
+      - name: Set PKG_CONFIG_PATH for OpenSSL
+        run: |
+          if [ "${{ matrix.target }}" = "aarch64" ]; then
+            echo "PKG_CONFIG_PATH=${PKG_CONFIG_PATH}:/usr/lib/aarch64-linux-gnu/pkgconfig" >> $GITHUB_ENV
+          elif [ "${{ matrix.target }}" = "armv7" ]; then
+            echo "PKG_CONFIG_PATH=${PKG_CONFIG_PATH}:/usr/lib/arm-linux-gnueabihf/pkgconfig" >> $GITHUB_ENV
+          else
+            echo "PKG_CONFIG_PATH=${PKG_CONFIG_PATH}:/usr/lib/x86_64-linux-gnu/pkgconfig" >> $GITHUB_ENV
+          fi
       - name: Build wheels with verbose output
         uses: PyO3/maturin-action@v1
         with: