diff --git a/test/CMakeTests.cmake b/test/CMakeTests.cmake
index 9deeb045c8..d7787bf60e 100644
--- a/test/CMakeTests.cmake
+++ b/test/CMakeTests.cmake
@@ -491,6 +491,7 @@ if (HDF5_TEST_VFD)
       )
     endforeach (test ${H5_VFD_TESTS})
     set_tests_properties (VFD-${vfdname}-flush1 PROPERTIES TIMEOUT 10)
+    set_tests_properties (VFD-${vfdname}-objcopy PROPERTIES TIMEOUT 1000)
     if (HDF5_TEST_FHEAP_VFD)
       add_test (
         NAME VFD-${vfdname}-fheap