diff --git a/R.spec b/R.spec
index 22690cd..2e6b947 100644
--- a/R.spec
+++ b/R.spec
@@ -594,6 +594,7 @@ export FCFLAGS="%{optflags}"
     --enable-BLAS-shlib \
     --enable-R-shlib \
     --enable-prebuilt-html \
+    --enable-memory-profiling \
 %if %{with_lto}
 %ifnarch %{arm}
     --enable-lto \