diff --git a/Libraries/ucx/build b/Libraries/ucx/build
index 2170a53..5490f59 100755
--- a/Libraries/ucx/build
+++ b/Libraries/ucx/build
@@ -10,3 +10,20 @@ declare -rx CPP=/usr/bin/cpp
 #pbuild::add_configure_args "--disable-shared"
 pbuild::add_configure_args "--with-pic"
 
+pbuild::add_configure_args "--enable-optimizations" # Recommended when compiled from source
+pbuild::add_configure_args "--disable-logging"
+pbuild::add_configure_args "--disable-debug"
+pbuild::add_configure_args "--disable-assertions"
+pbuild::add_configure_args "--enable-mt"
+pbuild::add_configure_args "--disable-params-check"
+pbuild::add_configure_args "--enable-cma"
+pbuild::add_configure_args "--with-cuda"
+pbuild::add_configure_args "--without-gdrcopy"
+pbuild::add_configure_args "--with-verbs"
+pbuild::add_configure_args "--without-cm"
+pbuild::add_configure_args "--with-knem"
+pbuild::add_configure_args "--with-rdmacm"
+pbuild::add_configure_args "--without-rocm"
+pbuild::add_configure_args "--without-xpmem"
+pbuild::add_configure_args "--without-ugni"
+pbuild::add_configure_args "--without-java"
diff --git a/Libraries/ucx/files/variants.merlin6 b/Libraries/ucx/files/variants.merlin6
new file mode 100644
index 0000000..5c8ad0f
--- /dev/null
+++ b/Libraries/ucx/files/variants.merlin6
@@ -0,0 +1 @@
+ucx/1.9.0	unstable	cuda/11.1.0