diff --git a/Project.toml b/Project.toml
index 4213b92..8efa5e9 100644
--- a/Project.toml
+++ b/Project.toml
@@ -29,6 +29,7 @@ BSON = "0.2"
 Distributions = "0.22, 0.23"
 FillArrays = "0.8"
 Flux = "0.11"
+GPUArrays = "5.0"
 ImageTransformations = "0.8"
 JLD = "0.10"
 MacroTools = "0.5"