Index: gui/cpp/gwengui-cpp-config.cmake.in
--- gui/cpp/gwengui-cpp-config.cmake.in.orig
+++ gui/cpp/gwengui-cpp-config.cmake.in
@@ -30,7 +30,7 @@ if(WIN32)
 elseif(APPLE)
     set_and_check(GWENGUI_CPP_LIBRARIES "@libdir@/libgwengui-cpp.dylib")
 else()
-    set_and_check(GWENGUI_CPP_LIBRARIES "@libdir@/libgwengui-cpp.so")
+    set_and_check(GWENGUI_CPP_LIBRARIES "@libdir@/libgwengui-cpp.so.${LIBgwengui-cpp_VERSION}")
 endif()
 set(GWENGUI_CPP_FOUND true)
 
