diff --git a/docker/Dockerfile.gcc-10 b/docker/Dockerfile.gcc-10
index 241b0c477..e336f2dd3 100644
--- a/docker/Dockerfile.gcc-10
+++ b/docker/Dockerfile.gcc-10
@@ -1,2 +1,2 @@
 FROM ghcr.io/lnis-uofu/openfpga-build-base
-RUN apt-get update && apt-get install -y gcc-10 g++-10
+RUN add-apt-repository -y ppa:ubuntu-toolchain-r/test && apt-get update && apt-get install -y gcc-10 g++-10
diff --git a/docker/Dockerfile.gcc-11 b/docker/Dockerfile.gcc-11
index 0b8bf6ab0..a98fb26f6 100644
--- a/docker/Dockerfile.gcc-11
+++ b/docker/Dockerfile.gcc-11
@@ -1,2 +1,2 @@
 FROM ghcr.io/lnis-uofu/openfpga-build-base
-RUN apt-get update && apt-get install -y gcc-11 g++-11
+RUN add-apt-repository -y ppa:ubuntu-toolchain-r/test && apt-get update && apt-get install -y gcc-11 g++-11