diff --git a/src/Platform/GlxApplication.h b/src/Platform/GlxApplication.h
index db298ab7e..94cd4f8e1 100644
--- a/src/Platform/GlxApplication.h
+++ b/src/Platform/GlxApplication.h
@@ -82,8 +82,6 @@ class GlxApplication: public AbstractXApplication {
         ~GlxApplication();
 };
 
-GlxApplication::~GlxApplication() = default;
-
 /** @hideinitializer
 @brief Entry point for GLX-based applications
 @param className Class name
diff --git a/src/Platform/XEglApplication.h b/src/Platform/XEglApplication.h
index e4f698f00..d6e6f21fe 100644
--- a/src/Platform/XEglApplication.h
+++ b/src/Platform/XEglApplication.h
@@ -83,8 +83,6 @@ class XEglApplication: public AbstractXApplication {
         ~XEglApplication();
 };
 
-XEglApplication::~XEglApplication() = default;
-
 /** @hideinitializer
 @brief Entry point for X/EGL-based applications
 @param className Class name