diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 1e3ebae..69f4a41 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -23,6 +23,8 @@ jobs:
         manylinux: manylinux_2_35
         before-script-linux: >
             uname -a &&
+            sudo apt-get -y update &&
+            sudo apt-get -y upgrade &&            
             sudo apt-get -y install \
               gcc clang openssl libicu-dev libgraphite2-dev \
               libcairo-5c-dev libcairo-gobject2 \