diff --git a/CMakeLists.txt b/CMakeLists.txt
index dda630e4..4422f361 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -69,7 +69,7 @@ find_package(OpenSSL REQUIRED)
 
 
 if(APPLE)
-  set(CMAKE_OSX_DEPLOYMENT_TARGET 10.12)
+  set(CMAKE_OSX_DEPLOYMENT_TARGET 10.13)
 endif()
 
 set(USE_PCH FALSE CACHE BOOL "Use shared precompiled headers")
diff --git a/src/wallet/wallet2.h b/src/wallet/wallet2.h
index a44b69fa..e32d61f9 100644
--- a/src/wallet/wallet2.h
+++ b/src/wallet/wallet2.h
@@ -234,6 +234,7 @@ namespace tools
     wallet2(const wallet2&) = delete;
   public:
     wallet2();
+    virtual ~wallet2() {}
 
     static std::string transfer_flags_to_str(uint32_t flags);