diff --git a/indra/cmake/OpenSSL.cmake b/indra/cmake/OpenSSL.cmake
index 32400f5e4e..f43ba7c26e 100644
--- a/indra/cmake/OpenSSL.cmake
+++ b/indra/cmake/OpenSSL.cmake
@@ -17,7 +17,7 @@ else (USESYSTEMLIBS)
 endif (USESYSTEMLIBS)
 
 if (LINUX)
-  set(CRYPTO_LIBRARIES crypto dl)
+  set(CRYPTO_LIBRARIES crypto dl pthread)
 elseif (DARWIN)
   set(CRYPTO_LIBRARIES crypto)
 endif (LINUX)
diff --git a/indra/llcrashlogger/llcrashlogger.cpp b/indra/llcrashlogger/llcrashlogger.cpp
index 9d3ad8b3b9..b7c6cae08a 100644
--- a/indra/llcrashlogger/llcrashlogger.cpp
+++ b/indra/llcrashlogger/llcrashlogger.cpp
@@ -785,7 +785,7 @@ void LLCrashLogger::init_curl()
         }
 
         CRYPTO_set_locking_callback(ssl_locking_callback);
-        CRYPTO_THREADID_set_callback(ssl_thread_id_callback);
+        (void)CRYPTO_THREADID_set_callback(ssl_thread_id_callback);
     }
 }