Add brew update to macOS CI jobs

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 54dab4f63dcc61ac0eeef4d3975303ebcdb58d5d..f30f6b8d2538d049bc58e78acf3c52a7149fb8b9 100644 (file)
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -273,6 +273,7 @@ ubuntu20-04-build:
 macos-autotools-build:
     <<: *macos_build_definition
     before_script:
+        - brew update
         - brew install autogen || brew upgrade autogen
         - brew install bison || brew upgrade bison
         - export PATH="/usr/local/opt/bison/bin:$PATH"
@@ -294,6 +295,7 @@ ubuntu18-04-cmake-build:
 macos-cmake-build:
     <<: *macos_build_definition
     before_script:
+        - brew update
         - brew install cmake || brew upgrade cmake
         - brew install bison || brew upgrade bison
         - export PATH="/usr/local/opt/bison/bin:$PATH"