diff --git a/.github/workflows/build-installer.yml b/.github/workflows/build-installer.yml
index 3b2fd0db7..004d0a6da 100644
--- a/.github/workflows/build-installer.yml
+++ b/.github/workflows/build-installer.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: windows-latest
     env:
       CMAKE_GENERATOR: Visual Studio 17 2022
-      WIX_DIR: "C:\Program Files (x86)\WiX Toolset v3.14\bin"
+      WIX_DIR: "C:/Program Files (x86)/WiX Toolset v3.14/bin"
     steps:
       - name: Checkout source code
         uses: actions/checkout@v4
@@ -52,7 +52,7 @@ jobs:
       - name: Run build installer script
         shell: pwsh
         run: |
-          .\build_installer.ps1 x64 ${{ env.BUILD_TYPE}} "${{env.CMAKE_GENERATOR}}" C:/mysql-${{ vars.MYSQL_VERSION }}-winx64 ${{env.WIX_DIR}}
+          .\build_installer.ps1 x64 ${{ env.BUILD_TYPE}} "${{env.CMAKE_GENERATOR}}" C:/mysql-${{ vars.MYSQL_VERSION }}-winx64 "${{env.WIX_DIR}}"
 
       - name: Configure AWS credentials
         uses: aws-actions/configure-aws-credentials@v4.0.2
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 699ed013a..002c0b63d 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -154,7 +154,7 @@ jobs:
     runs-on: windows-latest
     env:
       CMAKE_GENERATOR: Visual Studio 17 2022
-      WIX_DIR: "C:\Program Files (x86)\WiX Toolset v3.14\bin"
+      WIX_DIR: "C:/Program Files (x86)/WiX Toolset v3.14/bin"
     steps:
       - name: Checkout source code
         uses: actions/checkout@v4
@@ -178,7 +178,7 @@ jobs:
 
       - name: Run build installer script
         run: |
-          .\build_installer.ps1 x64 ${{ env.BUILD_TYPE}} "${{env.CMAKE_GENERATOR}}" C:/mysql-${{ vars.MYSQL_VERSION }}-winx64 ${{env.WIX_DIR}}
+          .\build_installer.ps1 x64 ${{ env.BUILD_TYPE}} "${{env.CMAKE_GENERATOR}}" C:/mysql-${{ vars.MYSQL_VERSION }}-winx64 "${{env.WIX_DIR}}"
 
       - name: Configure AWS credentials
         uses: aws-actions/configure-aws-credentials@v4.0.2
diff --git a/build_installer.ps1 b/build_installer.ps1
index e7bfe0376..e46043521 100644
--- a/build_installer.ps1
+++ b/build_installer.ps1
@@ -54,7 +54,7 @@ if ($null -eq $CONFIGURATION) {
     $CONFIGURATION = "Release"
 }
 if ($null -eq $MYSQL_DIR) {
-    $MYSQL_DIR = "C:\Program Files\MySQL\MySQL Server 8.0"
+    $MYSQL_DIR = "C:\Program Files\MySQL\MySQL Server 8.3"
 }
 
 # BUILD DRIVER
@@ -85,12 +85,12 @@ if ($ARCHITECTURE -eq "x64") {
     if ($null -eq $WIX_DIR) {
         cmake -DMSI_64=1 -G "NMake Makefiles"
     } else {
-        cmake -DMSI_64=1 -G "NMake Makefiles" -DWIX_DIR=$WIX_DIR
+        cmake -DMSI_64=1 -G "NMake Makefiles" -DWIX_DIR="$WIX_DIR"
     }
 } elseif ($null -eq $WIX_DIR) {
     cmake -DMSI_64=0 -G "NMake Makefiles"
 } else {
-    cmake -DMSI_64=0 -G "NMake Makefiles" -DWIX_DIR=$WIX_DIR
+    cmake -DMSI_64=0 -G "NMake Makefiles" -DWIX_DIR="$WIX_DIR"
 }
 nmake