diff --git a/conanfile.py b/conanfile.py
index 3d9f165a..3a8fd5f5 100644
--- a/conanfile.py
+++ b/conanfile.py
@@ -252,7 +252,9 @@ class MPUnitsConan(ConanFile):
         tc.absolute_paths = True  # only needed for CMake CI
         if self._build_all:
             tc.cache_variables["CMAKE_EXPORT_COMPILE_COMMANDS"] = True
-            tc.cache_variables["CMAKE_VERIFY_INTERFACE_HEADER_SETS"] = True
+            tc.cache_variables[
+                "CMAKE_VERIFY_INTERFACE_HEADER_SETS"
+            ] = not self.options.import_std
             tc.cache_variables["MP_UNITS_DEV_BUILD_LA"] = not self._skip_la
             if self._run_clang_tidy:
                 tc.cache_variables["MP_UNITS_DEV_CLANG_TIDY"] = True
@@ -287,7 +289,8 @@ class MPUnitsConan(ConanFile):
         if self._build_all or self.options.cxx_modules:
             cmake.build()
         if self._build_all:
-            cmake.build(target="all_verify_interface_header_sets")
+            if not self.options.import_std:
+                cmake.build(target="all_verify_interface_header_sets")
             if can_run(self):
                 cmake.ctest(cli_args=["--output-on-failure"])