diff --git a/README-maintainer b/README-maintainer
index 94e6514..1fcc7b9 100644
--- a/README-maintainer
+++ b/README-maintainer
@@ -15,6 +15,7 @@ Memory checks:
 ./configure CFLAGS="-fsanitize=address -fsanitize=undefined -g" \
    CXXFLAGS="-fsanitize=address -fsanitize=undefined -g" \
    LDFLAGS="-fsanitize=address -fsanitize=undefined" \
+   CC=clang CXX=clang++ \
    --enable-werror --disable-shared
 
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