diff --git a/.gitea/workflows/qa.yml b/.gitea/workflows/qa.yml
index 64d3b42..154429e 100644
--- a/.gitea/workflows/qa.yml
+++ b/.gitea/workflows/qa.yml
@@ -57,10 +57,12 @@ jobs:
       - name: Install PHP CLI
         # The self-hosted act_runner image (unlike GitHub's ubuntu-latest)
         # ships without PHP at all, so the lint/proxy steps below fail with
-        # "php: command not found" unless we install it first.
+        # "php: command not found" unless we install it first. php-curl is
+        # needed too: tests/proxy-http.php calls CURLOPT_* constants, which
+        # the bare php-cli package doesn't define.
         run: |
           apt-get update -y
-          apt-get install -y --no-install-recommends php-cli
+          apt-get install -y --no-install-recommends php-cli php-curl
       - run: php -l public/api/index.php && php -l ops/timeweb/api-proxy.php
       - run: php tests/proxy-http.php app && php tests/proxy-http.php api
       - run: npx playwright install --with-deps chromium webkit