diff --git a/vendor/curl-sys-0.4.79+curl-8.12.0/build.rs b/vendor/curl-sys-0.4.79+curl-8.12.0/build.rs
index 8315a20..98dedb4 100644
--- a/vendor/curl-sys-0.4.79+curl-8.12.0/build.rs
+++ b/vendor/curl-sys-0.4.79+curl-8.12.0/build.rs
@@ -117,6 +117,8 @@ fn main() {
         .include("curl/lib")
         .include("curl/include")
         .define("BUILDING_LIBCURL", None)
+        .define("CURL_CA_BUNDLE", "\"/etc/ssl/cert.pem\"")
+        .define("CURL_CA_PATH", "\"/etc/ssl/certs\"")
         .define("CURL_DISABLE_DICT", None)
         .define("CURL_DISABLE_GOPHER", None)
         .define("CURL_DISABLE_IMAP", None)
diff --git a/vendor/curl-sys-0.4.83+curl-8.15.0/build.rs b/vendor/curl-sys-0.4.83+curl-8.15.0/build.rs
index 433a6c5..1bb712f 100644
--- a/vendor/curl-sys-0.4.83+curl-8.15.0/build.rs
+++ b/vendor/curl-sys-0.4.83+curl-8.15.0/build.rs
@@ -117,6 +117,8 @@ fn main() {
         .include("curl/lib")
         .include("curl/include")
         .define("BUILDING_LIBCURL", None)
+        .define("CURL_CA_BUNDLE", "\"/etc/ssl/cert.pem\"")
+        .define("CURL_CA_PATH", "\"/etc/ssl/certs\"")
         .define("CURL_DISABLE_DICT", None)
         .define("CURL_DISABLE_GOPHER", None)
         .define("CURL_DISABLE_IMAP", None)
diff --git a/vendor/curl-sys-0.4.84+curl-8.17.0/build.rs b/vendor/curl-sys-0.4.84+curl-8.17.0/build.rs
index b74c085..f347449 100644
--- a/vendor/curl-sys-0.4.84+curl-8.17.0/build.rs
+++ b/vendor/curl-sys-0.4.84+curl-8.17.0/build.rs
@@ -106,6 +106,8 @@ fn main() {
         .include("curl/lib")
         .include("curl/include")
         .define("BUILDING_LIBCURL", None)
+        .define("CURL_CA_BUNDLE", "\"/etc/ssl/cert.pem\"")
+        .define("CURL_CA_PATH", "\"/etc/ssl/certs\"")
         .define("CURL_DISABLE_DICT", None)
         .define("CURL_DISABLE_GOPHER", None)
         .define("CURL_DISABLE_IMAP", None)