diff --git a/jenkins/jenkins_unix.sh b/jenkins/jenkins_unix.sh
index c6b5a4903..71c352dad 100755
--- a/jenkins/jenkins_unix.sh
+++ b/jenkins/jenkins_unix.sh
@@ -28,7 +28,7 @@ git clone ssh://git@github.com/couchbase/couchbase-lite-core-EE --branch $BRANCH
 ulimit -c unlimited # Enable crash dumps
 mkdir -p "couchbase-lite-core/build_cmake/x64"
 pushd "couchbase-lite-core/build_cmake/x64"
-cmake -DBUILD_ENTERPRISE=ON ../..
+cmake -DCMAKE_BUILD_TYPE=Debug -DBUILD_ENTERPRISE=ON ../..
 make -j8
 
 # Note only for macOS
diff --git a/jenkins/jenkins_win.ps1 b/jenkins/jenkins_win.ps1
index cbc94d359..1da23134f 100644
--- a/jenkins/jenkins_win.ps1
+++ b/jenkins/jenkins_win.ps1
@@ -21,7 +21,7 @@ try {
 
     New-Item -Type Directory -ErrorAction Ignore couchbase-lite-core\build_cmake\x64
     Set-Location couchbase-lite-core\build_cmake\x64
-    & 'C:\Program Files\CMake\bin\cmake.exe' -A x64 -DCMAKE_SYSTEM_VERSION="10.0" -DBUILD_ENTERPRISE=ON ..\..
+    & 'C:\Program Files\CMake\bin\cmake.exe' -A x64 -DCMAKE_SYSTEM_VERSION="10.0" -DCMAKE_BUILD_TYPE=Debug -DBUILD_ENTERPRISE=ON ..\..
     if($LASTEXITCODE -ne 0) {
         Write-Host "Failed to run CMake!" -ForegroundColor Red
         exit 1
@@ -48,4 +48,4 @@ try {
     }
 } finally {
     Pop-Location
-}
\ No newline at end of file
+}