diff --git a/src/unix/dlunix.cpp b/src/unix/dlunix.cpp
index 1905c97aca..cf51417a25 100644
--- a/src/unix/dlunix.cpp
+++ b/src/unix/dlunix.cpp
@@ -285,7 +285,7 @@ wxDynamicLibraryDetailsArray wxDynamicLibrary::ListLoaded()
 void* wxDynamicLibrary::GetModuleFromAddress(const void* addr, wxString* path)
 {
 #ifdef HAVE_DLADDR
-    Dl_info di = { 0 };
+    Dl_info di = { }; // 0 initialize whatever fields the struct has
 
     // At least under Solaris dladdr() takes non-const void*.
     if ( dladdr(const_cast<void*>(addr), &di) == 0 )