diff --git a/requirements.txt b/requirements.txt
index df32bde..eb56b6d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -69,7 +69,7 @@ Send2Trash==1.5.0
 six==1.12.0
 sklearn==0.0
 tensorboard==1.14.0
-tensorflow==1.14.0
+tensorflow==2.6.4
 tensorflow-estimator==1.14.0
 termcolor==1.1.0
 terminado==0.8.2
diff --git a/requirements/multiple_category_classification_keras.txt b/requirements/multiple_category_classification_keras.txt
index df32bde..eb56b6d 100644
--- a/requirements/multiple_category_classification_keras.txt
+++ b/requirements/multiple_category_classification_keras.txt
@@ -69,7 +69,7 @@ Send2Trash==1.5.0
 six==1.12.0
 sklearn==0.0
 tensorboard==1.14.0
-tensorflow==1.14.0
+tensorflow==2.6.4
 tensorflow-estimator==1.14.0
 termcolor==1.1.0
 terminado==0.8.2