diff --git a/requirements.txt b/requirements.txt
index e69de29..eda3109 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -0,0 +1,4 @@
+torch==1.9.0
+torchvision==0.10.0
+pillow==8.3.1
+numpy==1.19.5
diff --git a/resnet_image_embedding.py b/resnet_image_embedding.py
index 98cb1a0..d0c91c8 100644
--- a/resnet_image_embedding.py
+++ b/resnet_image_embedding.py
@@ -46,7 +46,7 @@ class ResnetImageEmbedding(Operator):
 
 
     def __call__(self, img_path: str) -> NamedTuple('Outputs', [('feature_vector', numpy.ndarray)]):
-        img = self.tfms(Image.open(img_path)).unsqueeze(0)
+        img = self.tfms(Image.open(img_path).convert('RGB')).unsqueeze(0)
         embedding = self.model(img)
         Outputs = NamedTuple('Outputs', [('feature_vector', numpy.ndarray)])
         return Outputs(embedding)