diff --git a/gnu/packages/check.scm b/gnu/packages/check.scm
index 449340f331..e09a7bd82a 100644
--- a/gnu/packages/check.scm
+++ b/gnu/packages/check.scm
@@ -621,9 +621,14 @@ (define-public catch2-3
     (arguments
      (list
       #:configure-flags
-      #~(list "-DCATCH_DEVELOPMENT_BUILD=ON"
+      #~(list "-DCMAKE_CXX_COMPILER=clang++" ; tests fail with gcc-11 on i686
+              "-DCMAKE_CXX_STANDARD=14"
+              "-DCMAKE_CXX_STANDARD_REQUIRED=ON"
+              "-DCMAKE_CXX_EXTENSIONS=OFF"
+              "-DCATCH_DEVELOPMENT_BUILD=ON"
               "-DCATCH_ENABLE_WERROR=OFF"
               "-DBUILD_SHARED_LIBS=ON")))
+    (native-inputs (list clang-10))
     (inputs (list python-wrapper))
     (synopsis "Automated test framework for C++ and Objective-C")
     (description "Catch2 stands for C++ Automated Test Cases in Headers and is