diff --git a/retrievers/DANCE/requirements.txt b/retrievers/DANCE/requirements.txt
index 1b733d6..2f01e72 100644
--- a/retrievers/DANCE/requirements.txt
+++ b/retrievers/DANCE/requirements.txt
@@ -61,7 +61,7 @@ plaster==1.0
 plaster-pastedeploy==0.7
 prometheus-client==0.8.0
 prompt-toolkit==3.0.6
-protobuf==3.12.2
+protobuf==3.15.0
 ptyprocess==0.6.0
 pyasn1==0.4.8
 pyasn1-modules==0.2.8