diff --git a/bin/tee-self-attestation-test/Dockerfile-azure b/bin/tee-self-attestation-test/Dockerfile-azure
index 73526cb..abd7211 100644
--- a/bin/tee-self-attestation-test/Dockerfile-azure
+++ b/bin/tee-self-attestation-test/Dockerfile-azure
@@ -1,4 +1,4 @@
-FROM docker.io/ubuntu:20.04 AS azuredcap
+FROM docker.io/ubuntu:20.10 AS azuredcap
 WORKDIR /build
 ADD https://github.com/microsoft/Azure-DCAP-Client/archive/refs/tags/1.12.0.tar.gz ./Azure-DCAP-Client.tar.gz
 RUN tar -xvf Azure-DCAP-Client.tar.gz
diff --git a/bin/tee-stress-client/Dockerfile-azure b/bin/tee-stress-client/Dockerfile-azure
index 56ac72e..7414755 100644
--- a/bin/tee-stress-client/Dockerfile-azure
+++ b/bin/tee-stress-client/Dockerfile-azure
@@ -1,4 +1,4 @@
-FROM docker.io/ubuntu:20.04 AS azuredcap
+FROM docker.io/ubuntu:20.10 AS azuredcap
 WORKDIR /build
 ADD https://github.com/microsoft/Azure-DCAP-Client/archive/refs/tags/1.12.0.tar.gz ./Azure-DCAP-Client.tar.gz
 RUN tar -xvf Azure-DCAP-Client.tar.gz
diff --git a/bin/tee-vault-admin/Dockerfile-azure b/bin/tee-vault-admin/Dockerfile-azure
index ca3fce7..94ceed7 100644
--- a/bin/tee-vault-admin/Dockerfile-azure
+++ b/bin/tee-vault-admin/Dockerfile-azure
@@ -1,4 +1,4 @@
-FROM docker.io/ubuntu:20.04 AS azuredcap
+FROM docker.io/ubuntu:20.10 AS azuredcap
 WORKDIR /build
 ADD https://github.com/microsoft/Azure-DCAP-Client/archive/refs/tags/1.12.0.tar.gz ./Azure-DCAP-Client.tar.gz
 RUN tar -xvf Azure-DCAP-Client.tar.gz
diff --git a/bin/tee-vault-unseal/Dockerfile-azure b/bin/tee-vault-unseal/Dockerfile-azure
index cd7c28d..0dc5e87 100644
--- a/bin/tee-vault-unseal/Dockerfile-azure
+++ b/bin/tee-vault-unseal/Dockerfile-azure
@@ -1,6 +1,6 @@
 FROM ghcr.io/matter-labs/vault-auth-tee:latest AS vault-auth-tee
 
-FROM docker.io/ubuntu:20.04 AS azuredcap
+FROM docker.io/ubuntu:20.10 AS azuredcap
 WORKDIR /build
 ADD https://github.com/microsoft/Azure-DCAP-Client/archive/refs/tags/1.12.0.tar.gz ./Azure-DCAP-Client.tar.gz
 RUN tar -xvf Azure-DCAP-Client.tar.gz
diff --git a/bin/verify-attestation/Dockerfile b/bin/verify-attestation/Dockerfile
index 627902a..a60e323 100644
--- a/bin/verify-attestation/Dockerfile
+++ b/bin/verify-attestation/Dockerfile
@@ -24,7 +24,7 @@ RUN --mount=type=cache,target=/usr/local/cargo/registry --mount=type=cache,targe
     cargo build --locked --target x86_64-unknown-linux-gnu --release -p verify-attestation --bin verify-attestation \
     && mv ./target/x86_64-unknown-linux-gnu/release/verify-attestation ./
 
-FROM docker.io/ubuntu:20.04
+FROM docker.io/ubuntu:20.10
 
 RUN apt-get update \
     && apt-get install -y curl