diff --git a/indra/cmake/PNG.cmake b/indra/cmake/PNG.cmake
index 54b2438425b685a32eac2fa86a5db556d0a7f267..cf338ebe5e38c39af28f1e9729e70797dcfa0026 100644
--- a/indra/cmake/PNG.cmake
+++ b/indra/cmake/PNG.cmake
@@ -16,7 +16,7 @@ else (USESYSTEMLIBS)
   if (WINDOWS)
     set_target_libraries(libpng::libpng libpng16)
   else()
-    set(PNG_LIBRARIES png16)
+	set_target_libraries(libpng::libpng png16 )
   endif()
   set_target_include_dirs( libpng::libpng ${LIBS_PREBUILT_DIR}/include/libpng16)
 endif (USESYSTEMLIBS)