diff --git a/Common/3dParty/openssl/openssl.pri b/Common/3dParty/openssl/openssl.pri
index b5131a424e..4d0779a5ee 100644
--- a/Common/3dParty/openssl/openssl.pri
+++ b/Common/3dParty/openssl/openssl.pri
@@ -2,6 +2,7 @@ core_linux {
 
 INCLUDEPATH += $$PWD/openssl/include
 
+QMAKE_LFLAGS += -fvisibility=hidden
 LIBS += $$PWD/openssl/libssl.a
 LIBS += $$PWD/openssl/libcrypto.a