---
 docs/libcurl/opts/CURLOPT_PROXYPORT.3 | 3 ++-
 lib/url.c                             | 8 +++++++-
 lib/url.h                             | 1 +
 3 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/docs/libcurl/opts/CURLOPT_PROXYPORT.3 b/docs/libcurl/opts/CURLOPT_PROXYPORT.3
index 2380e09..0e22289 100644
--- a/docs/libcurl/opts/CURLOPT_PROXYPORT.3
+++ b/docs/libcurl/opts/CURLOPT_PROXYPORT.3
@@ -29,7 +29,8 @@ CURLOPT_PROXYPORT \- port number the proxy listens on
 CURLcode curl_easy_setopt(CURL *handle, CURLOPT_PROXYPORT, long port);
 .SH DESCRIPTION
 Pass a long with this option to set the proxy port to connect to unless it is
-specified in the proxy string \fICURLOPT_PROXY(3)\fP or uses the default one.
+specified in the proxy string \fICURLOPT_PROXY(3)\fP or uses 443 for https
+proxies and 1080 for all others as default.
 
 While this accepts a 'long', the port number is 16 bit so it can't be larger
 than 65535.
diff --git a/lib/url.c b/lib/url.c
index ad59213..384b16f 100644
--- a/lib/url.c
+++ b/lib/url.c
@@ -528,7 +528,7 @@ CURLcode Curl_init_userdefined(struct UserDefined *set)
   /* Set the default size of the SSL session ID cache */
   set->general_ssl.max_ssl_sessions = 5;
 
-  set->proxyport = CURL_DEFAULT_PROXY_PORT; /* from url.h */
+  set->proxyport = 0;
   set->proxytype = CURLPROXY_HTTP; /* defaults to HTTP proxy */
   set->httpauth = CURLAUTH_BASIC;  /* defaults to basic */
   set->proxyauth = CURLAUTH_BASIC; /* defaults to basic */
@@ -4997,6 +4997,12 @@ static CURLcode parse_proxy(struct Curl_easy *data,
       /* None given in the proxy string, then get the default one if it is
          given */
       port = data->set.proxyport;
+    else {
+      if (proxytype == CURLPROXY_HTTPS)
+        port = CURL_DEFAULT_HTTPS_PROXY_PORT;
+      else
+        port = CURL_DEFAULT_PROXY_PORT;
+    }
   }
 
   if(*proxyptr) {
diff --git a/lib/url.h b/lib/url.h
index c1254f5..696a130 100644
--- a/lib/url.h
+++ b/lib/url.h
@@ -67,6 +67,7 @@ void Curl_getoff_all_pipelines(struct Curl_easy *data,
 void Curl_close_connections(struct Curl_easy *data);
 
 #define CURL_DEFAULT_PROXY_PORT 1080 /* default proxy port unless specified */
+#define CURL_DEFAULT_HTTPS_PROXY_PORT 443 /* default https proxy port unless specified */
 
 CURLcode Curl_connected_proxy(struct connectdata *conn, int sockindex);
 
-- 
2.1.4
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