diff --git a/src/pipeline.cc b/src/pipeline.cc
index b43b1c0c..74383f07 100644
--- a/src/pipeline.cc
+++ b/src/pipeline.cc
@@ -297,7 +297,7 @@ class PipelineWorker : public Nan::AsyncWorker {
       }
 
       // Ensure we're using a device-independent colour space
-      if (sharp::HasProfile(image)) {
+      if (sharp::HasProfile(image) && image.interpretation() != VIPS_INTERPRETATION_LABS) {
         // Convert to sRGB using embedded profile
         try {
           image = image.icc_transform(
diff --git a/test/unit/resize-contain.js b/test/unit/resize-contain.js
index af7604e5..d443ed2a 100644
--- a/test/unit/resize-contain.js
+++ b/test/unit/resize-contain.js
@@ -116,7 +116,7 @@ describe('Resize fit=contain', function () {
       });
   });
 
-  it.skip('TIFF in LAB colourspace onto RGBA background', function (done) {
+  it('TIFF in LAB colourspace onto RGBA background', function (done) {
     sharp(fixtures.inputTiffCielab)
       .resize(64, 128, {
         fit: 'contain',