diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d9f03af7..9e07a4ee 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -57,7 +57,7 @@ jobs:
     steps:
       - name: Install dependencies (GNU/Linux)
         if: runner.os == 'linux'
-        run: sudo apt-get install --yes clang-format
+        run: sudo apt-get install --yes clang-format libcurl4-openssl-dev
 
       # See https://github.com/actions/runner-images/issues/8659
       - name: Workaround Clang issue (GNU/Linux)
diff --git a/src/http/stream_curl.cc b/src/http/stream_curl.cc
index 78b559fa..e5ea86cc 100644
--- a/src/http/stream_curl.cc
+++ b/src/http/stream_curl.cc
@@ -254,11 +254,6 @@ auto Stream::send() -> std::future<Status> {
   handle_curl(curl_easy_setopt(this->internal->handle, CURLOPT_HTTPHEADER,
                                this->internal->headers));
 
-  // This tells libcurl the maximum time any cached certificate store it has in
-  // memory may be kept and reused for new connections.
-  handle_curl(curl_easy_setopt(this->internal->handle, CURLOPT_CA_CACHE_TIMEOUT,
-                               604800L));
-
   handle_curl(curl_easy_setopt(this->internal->handle, CURLOPT_WRITEFUNCTION,
                                callback_on_body));
   handle_curl(