diff --git a/Tests/UntoldEngineRenderTests/BaseRenderSetup.swift b/Tests/UntoldEngineRenderTests/BaseRenderSetup.swift
index 4c3d05512..fd564284f 100644
--- a/Tests/UntoldEngineRenderTests/BaseRenderSetup.swift
+++ b/Tests/UntoldEngineRenderTests/BaseRenderSetup.swift
@@ -87,6 +87,10 @@ class BaseRenderSetup: XCTestCase {
         applyIBL = false
         antiAliasingMode = .fxaa
         renderDebugViewMode = .lit
+        // A test that tries the other immersion modes leaves renderInfo.immersionStyle at the
+        // last one, and the renderer created here keeps it: every later test would draw that
+        // mode's graph. The temporal rate-map test showed it, behind RenderGraphBuilderTest.
+        renderInfo.immersionStyle = .none
         currentGlobalTime = 0.0
         // Engine defaults (RuntimeGlobalsStore's cameraDefaultFOV/cameraNearPlane/cameraFarPlane
         // initial values). A scene-authored asset load (e.g. loadSceneAuthored) overwrites these
diff --git a/Tests/UntoldEngineRenderTests/RenderGraphBuilderTest.swift b/Tests/UntoldEngineRenderTests/RenderGraphBuilderTest.swift
index 382ba9cd7..ff01dbfe5 100644
--- a/Tests/UntoldEngineRenderTests/RenderGraphBuilderTest.swift
+++ b/Tests/UntoldEngineRenderTests/RenderGraphBuilderTest.swift
@@ -1683,11 +1683,13 @@ final class RenderGraphBuilderTest: BaseRenderSetup {
 
     func testSupportedRenderExtensionStagesResolveAcrossImmersionModes() throws {
         let immersionModes: [UntoldImmersionMode] = [.none, .mixed, .full, .ar]
+        let savedImmersionStyle = renderInfo.immersionStyle
         bypassPostProcessing = true
         antiAliasingMode = .none
         defer {
             bypassPostProcessing = false
             antiAliasingMode = .fxaa
+            renderInfo.immersionStyle = savedImmersionStyle
         }
 
         for (modeIndex, immersionMode) in immersionModes.enumerated() {