diff --git a/.github/workflows/ci-conan.yml b/.github/workflows/ci-conan.yml
index 6df32736..03768356 100644
--- a/.github/workflows/ci-conan.yml
+++ b/.github/workflows/ci-conan.yml
@@ -93,7 +93,7 @@ jobs:
                   cc: "gcc-14",
                   cxx: "g++-14",
                 },
-              cxx_modules: "True",
+              cxx_modules: "False",
               std_format_support: "True",
               conan-config: "",
             }
diff --git a/.github/workflows/ci-test-package-cmake.yml b/.github/workflows/ci-test-package-cmake.yml
index ff460377..731f9c55 100644
--- a/.github/workflows/ci-test-package-cmake.yml
+++ b/.github/workflows/ci-test-package-cmake.yml
@@ -90,9 +90,8 @@ jobs:
                   cc: "gcc-14",
                   cxx: "g++-14",
                 },
-              cxx_modules: "True",
-              std_format_support: "True",
-              conan-config: "",
+              cxx_modules: "False",
+              std_format_support: "True"
             }
           - {
               name: "Clang-16",