diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index efe89b3b71..85637a027b 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -240,7 +240,7 @@ macos:
     PIPENV_CACHE_DIR: $PIP_CACHE_DIR
     PYTHONPYCACHEPREFIX: $PIP_CACHE_DIR
   before_script:
-    - bash .gitlab-ci/show-info-osx.sh
+    - .gitlab-ci/show-info-macos.sh
     - python3 -m venv .venv
     # Building the introspection feature requires pkg-config and bison.
     - curl -L $CI_API_V4_URL/projects/30437/packages/generic/pkgconfig/v0.29.2+10/pkg-config-0.29.2+10_$(uname -m).tar.xz | tar -C .venv -xJ
diff --git a/.gitlab-ci/show-info-osx.sh b/.gitlab-ci/show-info-macos.sh
similarity index 52%
rename from .gitlab-ci/show-info-osx.sh
rename to .gitlab-ci/show-info-macos.sh
index cc1bfdb87d..f7f2d0a2aa 100755
--- a/.gitlab-ci/show-info-osx.sh
+++ b/.gitlab-ci/show-info-macos.sh
@@ -3,6 +3,11 @@
 set -eux -o pipefail
 
 xcodebuild -version || :
-xcodebuild -showsdks || :
+
+if [ -z "$SDKROOT" ]; then
+  xcodebuild -showsdks || :
+else
+  echo "SDKROOT = $SDKROOT"
+fi
 
 system_profiler SPSoftwareDataType || :