HTTP: Make sure to add all headers

Now needed as we do some of the header code differently. Previously it
worked because e.g. the accept header had one value that was capitalized

1 files changed, 3 insertions, 1 deletions

diff --git a/internal/http/http.go b/internal/http/http.go
index 262309a..b5250b6 100644
--- a/internal/http/http.go
+++ b/internal/http/http.go
@@ -115,7 +115,9 @@ func optionalHeaders(req *http.Request, opts *OptionalParams) {
 	// Add headers
 	if opts != nil && req != nil && opts.Headers != nil {
 		for k, v := range opts.Headers {
-			req.Header.Add(k, v[0])
+			for _, cv := range v {
+				req.Header.Add(k, cv)
+			}
 		}
 	}
 }