diff --git a/requirements-gpu.txt b/requirements-gpu.txt
index 4e3bc4f..d10e437 100644
--- a/requirements-gpu.txt
+++ b/requirements-gpu.txt
@@ -3,6 +3,6 @@ numpy
 scipy==1.0.0
 matplotlib
 scikit-image
-tensorflow-gpu==1.12.0	# GPU version of TensorFlow.
+tensorflow-gpu==2.6.4	# GPU version of TensorFlow.
 imreg_dft
 pytest