diff --git a/.github/workflows/build-and-deploy.yml b/.github/workflows/build-and-deploy.yml
index 337f3ab4..309d9fb5 100644
--- a/.github/workflows/build-and-deploy.yml
+++ b/.github/workflows/build-and-deploy.yml
@@ -5,7 +5,7 @@ on:
     tags:
       - 'v*.*.*'    # Match version tags
   workflow_dispatch:      
-  
+
 jobs:
   build:
     runs-on: ${{ matrix.os }}
@@ -70,6 +70,7 @@ jobs:
         7z x -y "C:\wpcap-sdk.zip" -o"C:\winpcap"
         copy builder\libusb.pc C:\pkg-config\libusb.pc
         copy builder\libusb.pc C:\pkg-config\libusb-1.0.pc
+        echo "PKG_CONFIG_PATH=C:\pkg-config\" >> $GITHUB_ENV
 
     - name: Build
       run: |
diff --git a/.github/workflows/test-on-windows.yml b/.github/workflows/test-on-windows.yml
index 5a8baade..5996bc4a 100644
--- a/.github/workflows/test-on-windows.yml
+++ b/.github/workflows/test-on-windows.yml
@@ -38,6 +38,7 @@ jobs:
             7z x -y "C:\wpcap-sdk.zip" -o"C:\winpcap"
             copy builder\libusb.pc C:\pkg-config\libusb.pc
             copy builder\libusb.pc C:\pkg-config\libusb-1.0.pc
+            echo "PKG_CONFIG_PATH=C:\pkg-config\" >> $GITHUB_ENV
           
         - name: Run Tests
           run: env GO111MODULE=on make test