diff --git a/docs/examples/imap-tls.c b/docs/examples/imap-tls.c
index 838923b334..8fbc96bb55 100644
--- a/docs/examples/imap-tls.c
+++ b/docs/examples/imap-tls.c
@@ -57,7 +57,7 @@ int main(void)
      * of using CURLUSESSL_TRY here, because if TLS upgrade fails, the
      * transfer continues anyway - see the security discussion in the libcurl
      * tutorial for more details. */
-    curl_easy_setopt(curl, CURLOPT_USE_SSL, (long)CURLUSESSL_ALL);
+    curl_easy_setopt(curl, CURLOPT_USE_SSL, CURLUSESSL_ALL);
 
     /* If your server does not have a valid certificate, then you can disable
      * part of the Transport Layer Security protection by setting the
diff --git a/docs/examples/pop3-tls.c b/docs/examples/pop3-tls.c
index 7c2d824d04..b2f504c475 100644
--- a/docs/examples/pop3-tls.c
+++ b/docs/examples/pop3-tls.c
@@ -56,7 +56,7 @@ int main(void)
      * using CURLUSESSL_TRY here, because if TLS upgrade fails, the transfer
      * continues anyway - see the security discussion in the libcurl tutorial
      * for more details. */
-    curl_easy_setopt(curl, CURLOPT_USE_SSL, (long)CURLUSESSL_ALL);
+    curl_easy_setopt(curl, CURLOPT_USE_SSL, CURLUSESSL_ALL);
 
     /* If your server does not have a valid certificate, then you can disable
      * part of the Transport Layer Security protection by setting the
diff --git a/docs/examples/smtp-tls.c b/docs/examples/smtp-tls.c
index fd4e385023..34a00bd548 100644
--- a/docs/examples/smtp-tls.c
+++ b/docs/examples/smtp-tls.c
@@ -110,7 +110,7 @@ int main(void)
      * of using CURLUSESSL_TRY here, because if TLS upgrade fails, the
      * transfer continues anyway - see the security discussion in the libcurl
      * tutorial for more details. */
-    curl_easy_setopt(curl, CURLOPT_USE_SSL, (long)CURLUSESSL_ALL);
+    curl_easy_setopt(curl, CURLOPT_USE_SSL, CURLUSESSL_ALL);
 
     /* If your server does not have a valid certificate, then you can disable
      * part of the Transport Layer Security protection by setting the