diff --git a/lib/setopt.c b/lib/setopt.c
index dae4218b70..e832ef1afd 100644
--- a/lib/setopt.c
+++ b/lib/setopt.c
@@ -1958,7 +1958,6 @@ static CURLcode setopt_cptr(struct Curl_easy *data, CURLoption option,
* String to set in the HTTP Referer: field.
*/
result = Curl_setstropt(&s->str[STRING_SET_REFERER], ptr);
- Curl_bufref_set(&data->state.referer, s->str[STRING_SET_REFERER], 0, NULL);
break;
case CURLOPT_USERAGENT:
diff --git a/lib/transfer.c b/lib/transfer.c
index a2fce9331b..fd1a903dab 100644
--- a/lib/transfer.c
+++ b/lib/transfer.c
@@ -537,6 +537,11 @@ CURLcode Curl_pretransfer(struct Curl_easy *data)
data->state.authproxy.want = data->set.proxyauth;
curlx_safefree(data->info.wouldredirect);
Curl_data_priority_clear_state(data);
+ if(data->set.http_auto_referer)
+ Curl_bufref_free(&data->state.referer);
+ if(data->set.str[STRING_SET_REFERER])
+ Curl_bufref_set(&data->state.referer, data->set.str[STRING_SET_REFERER],
+ 0, NULL);
if(data->state.httpreq == HTTPREQ_PUT)
data->state.infilesize = data->set.filesize;
diff --git a/tests/data/Makefile.am b/tests/data/Makefile.am
index 673a12d3d2..857389450e 100644
--- a/tests/data/Makefile.am
+++ b/tests/data/Makefile.am
@@ -265,7 +265,7 @@ test2309 \
\
test2400 test2401 test2402 test2403 test2404 test2405 test2406 test2407 \
\
-test2500 test2501 test2502 test2503 test2504 \
+test2500 test2501 test2502 test2503 test2504 test2505 \
\
test2600 test2601 test2602 test2603 test2604 test2605 \
\
diff --git a/tests/data/test2505 b/tests/data/test2505
new file mode 100644
index 0000000000..8fac590b37
--- /dev/null
+++ b/tests/data/test2505
@@ -0,0 +1,67 @@
+
+
+
+
+HTTP
+referer
+autoreferer
+
+
+
+# Server-side
+
+
+HTTP/1.1 301 redirect
+Date: Tue, 09 Nov 2010 14:49:00 GMT
+Server: server.example.com
+Content-Length: 47
+Location: %TESTNUMBER0002
+
+file contents should appear once for each file
+
+
+
+HTTP/1.1 200 OK
+Date: Tue, 09 Nov 2010 14:49:00 GMT
+Server: server.example.com
+Content-Length: 47
+
+file contents should appear once for each file
+
+
+
+# Client-side
+
+
+http
+
+
+lib%TESTNUMBER
+
+
+verify CURLOPT_AUTOREFERER switched off
+
+
+http://%HOSTIP:%HTTPPORT
+
+
+
+# Verify data after the test has been "shot"
+
+
+GET / HTTP/1.1
+Host: %HOSTIP:%HTTPPORT
+Accept: */*
+
+GET /%TESTNUMBER0002 HTTP/1.1
+Host: %HOSTIP:%HTTPPORT
+Accept: */*
+Referer: http://%HOSTIP:%HTTPPORT/
+
+GET / HTTP/1.1
+Host: %HOSTIP:%HTTPPORT
+Accept: */*
+
+
+
+
diff --git a/tests/libtest/Makefile.inc b/tests/libtest/Makefile.inc
index 249c6fda87..bdf8a1dbea 100644
--- a/tests/libtest/Makefile.inc
+++ b/tests/libtest/Makefile.inc
@@ -112,7 +112,7 @@ TESTS_C = \
lib2023.c lib2032.c lib2082.c \
lib2301.c lib2302.c lib2304.c lib2306.c lib2308.c lib2309.c \
lib2402.c lib2404.c lib2405.c \
- lib2502.c lib2504.c \
+ lib2502.c lib2504.c lib2505.c \
lib2700.c \
lib3010.c lib3025.c lib3026.c lib3027.c lib3033.c lib3034.c \
lib3100.c lib3101.c lib3102.c lib3103.c lib3104.c lib3105.c \
diff --git a/tests/libtest/lib2505.c b/tests/libtest/lib2505.c
new file mode 100644
index 0000000000..c170259874
--- /dev/null
+++ b/tests/libtest/lib2505.c
@@ -0,0 +1,71 @@
+/***************************************************************************
+ * _ _ ____ _
+ * Project ___| | | | _ \| |
+ * / __| | | | |_) | |
+ * | (__| |_| | _ <| |___
+ * \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) Linus Nielsen Feltzing
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at https://curl.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ * SPDX-License-Identifier: curl
+ *
+ ***************************************************************************/
+#include "first.h"
+
+#include "testtrace.h"
+
+static size_t sink2505(char *ptr, size_t size, size_t nmemb, void *ud)
+{
+ (void)ptr;
+ (void)ud;
+ return size * nmemb;
+}
+
+static CURLcode test_lib2505(const char *URL)
+{
+ CURL *curl;
+ CURLcode result = CURLE_OUT_OF_MEMORY;
+
+ if(curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) {
+ curl_mfprintf(stderr, "curl_global_init() failed\n");
+ return TEST_ERR_MAJOR_BAD;
+ }
+
+ curl = curl_easy_init();
+ if(!curl) {
+ curl_mfprintf(stderr, "curl_easy_init() failed\n");
+ curl_global_cleanup();
+ return TEST_ERR_MAJOR_BAD;
+ }
+
+ test_setopt(curl, CURLOPT_WRITEFUNCTION, sink2505);
+ test_setopt(curl, CURLOPT_AUTOREFERER, 1L);
+ test_setopt(curl, CURLOPT_FOLLOWLOCATION, 1L);
+ test_setopt(curl, CURLOPT_URL, URL);
+
+ result = curl_easy_perform(curl);
+ curl_mprintf("req1=%d\n", (int)result);
+
+ test_setopt(curl, CURLOPT_FOLLOWLOCATION, 0L);
+ test_setopt(curl, CURLOPT_URL, URL);
+
+ result = curl_easy_perform(curl);
+ curl_mprintf("req2=%d\n", (int)result);
+
+test_cleanup:
+ curl_easy_cleanup(curl);
+ curl_global_cleanup();
+
+ return result;
+}