diff -ru vlc-3.0.13.orig/configure.ac vlc-3.0.13/configure.ac
--- vlc-3.0.13.orig/configure.ac        2021-04-27 15:18:39.000000000 +0200
+++ vlc-3.0.13/configure.ac     2021-05-03 16:26:26.691200904 +0200
@@ -1825,7 +1825,7 @@
         AC_MSG_ERROR([Update live555 or pass --disable-live555 to disable RTSP input support.])
       ])
     ], [
-      other_libs="-lgroupsock -lBasicUsageEnvironment -lUsageEnvironment"
+      other_libs="-lcrypto -lssl -lgroupsock -lBasicUsageEnvironment -lUsageEnvironment"
       other_libs_pic="-lgroupsock_pic -lBasicUsageEnvironment_pic -lUsageEnvironment_pic"
       AS_IF([test "${SYS}" = "mingw32"], [
         # add ws2_32 for closesocket, select, recv