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-rw-r--r--src/libstore/download.cc2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/libstore/download.cc b/src/libstore/download.cc
index 78fcdc62189a..d1f760fdc301 100644
--- a/src/libstore/download.cc
+++ b/src/libstore/download.cc
@@ -300,6 +300,8 @@ struct CurlDownloader : public Downloader
                         || httpStatus == 504  || httpStatus == 522 || httpStatus == 524
                         || code == CURLE_COULDNT_RESOLVE_HOST
                         || code == CURLE_RECV_ERROR
+                        // this is a generic SSL failure that in some cases (e.g., certificate error) is permanent but also appears in transient cases, so we consider it retryable
+                        || code == CURLE_SSL_CONNECT_ERROR
 #if LIBCURL_VERSION_NUM >= 0x073200
                         || code == CURLE_HTTP2
                         || code == CURLE_HTTP2_STREAM