diff --git a/barretenberg/src/aztec/dsl/standard_format/merkle_membership_constraint.hpp b/barretenberg/src/aztec/dsl/standard_format/merkle_membership_constraint.hpp
index 586c1aa92..47a364f8e 100644
--- a/barretenberg/src/aztec/dsl/standard_format/merkle_membership_constraint.hpp
+++ b/barretenberg/src/aztec/dsl/standard_format/merkle_membership_constraint.hpp
@@ -42,10 +42,19 @@ void create_merkle_check_membership_constraint(waffle::TurboComposer& composer,
     /// struct which requires the method create_witness_hashpath
     hash_path<waffle::TurboComposer> hash_path;
 
-    for (size_t i = 0; i < input.hash_path.size(); i = i + 2) {
-        field_t left = field_t::from_witness_index(&composer, input.hash_path[i]);
-        field_t right = field_t::from_witness_index(&composer, input.hash_path[i + 1]);
-        hash_path.push_back(std::make_pair(left, right));
+    // In Noir we accept a hash path that only contains one hash per tree level
+    // It is ok to reuse the leaf as it will be overridden in check_subtree_membership when computing the current root
+    // at each tree level
+    for (size_t i = 0; i < input.hash_path.size(); i++) {
+        if (index_bits[i].get_value() == false) {
+            field_t left = leaf;
+            field_t right = field_t::from_witness_index(&composer, input.hash_path[i]);
+            hash_path.push_back(std::make_pair(left, right));
+        } else {
+            field_t left = field_t::from_witness_index(&composer, input.hash_path[i]);
+            field_t right = leaf;
+            hash_path.push_back(std::make_pair(left, right));
+        }
     }
 
     auto exists = check_subtree_membership(root, hash_path, leaf, index_bits, 0);
diff --git a/barretenberg/src/aztec/rollup/proofs/standard_example/standard_example.cpp b/barretenberg/src/aztec/rollup/proofs/standard_example/standard_example.cpp
index e40dbdec9..bfe1295e5 100644
--- a/barretenberg/src/aztec/rollup/proofs/standard_example/standard_example.cpp
+++ b/barretenberg/src/aztec/rollup/proofs/standard_example/standard_example.cpp
@@ -48,6 +48,9 @@ uint32_t c_get_exact_circuit_size(uint8_t const* constraint_system_buf)
     auto crs_factory = std::make_unique<waffle::ReferenceStringFactory>();
     auto composer = create_circuit(constraint_system, std::move(crs_factory));
 
+    bool checked_circuit_res = composer.check_circuit();
+    printf("check_circuit result: %d\n", checked_circuit_res);
+
     auto num_gates = composer.get_num_gates();
     return static_cast<uint32_t>(num_gates);
 }
diff --git a/barretenberg/src/aztec/stdlib/encryption/schnorr/schnorr.cpp b/barretenberg/src/aztec/stdlib/encryption/schnorr/schnorr.cpp
index 863ad67b7..2be979571 100644
--- a/barretenberg/src/aztec/stdlib/encryption/schnorr/schnorr.cpp
+++ b/barretenberg/src/aztec/stdlib/encryption/schnorr/schnorr.cpp
@@ -152,7 +152,17 @@ point<C> variable_base_mul(const point<C>& pub_key, const point<C>& current_accu
     grumpkin::g1::affine_element pub_key_native(pub_key.x.get_value(), pub_key.y.get_value());
     grumpkin::g1::affine_element current_accumulator_native(current_accumulator.x.get_value(),
                                                             current_accumulator.y.get_value());
-    ASSERT(pub_key_native.on_curve() && current_accumulator_native.on_curve());
+
+    const auto validate_on_curve = [&](const auto& pt) {
+        const auto& x = pt.x;
+        const auto& y = pt.y;
+        auto on_curve = x * x;
+        on_curve = on_curve * x + grumpkin::g1::curve_b; // x^3 - 17
+        on_curve = y.madd(y, -on_curve);                 // on_curve = y^2 - (x^3 - 17) == 0
+        on_curve.assert_is_zero("create_point_witness: point not on curve");
+    };
+    validate_on_curve(pub_key);
+    validate_on_curve(current_accumulator);
 
     field_t<C> two(pub_key.x.context, 2);
 
diff --git a/barretenberg_wrapper/build.rs b/barretenberg_wrapper/build.rs
index 0d1164289..dae01733a 100644
--- a/barretenberg_wrapper/build.rs
+++ b/barretenberg_wrapper/build.rs
@@ -227,11 +227,15 @@ fn link_lib_omp(toolchain: &'static str) {
         ARM_APPLE => println!("cargo:rustc-link-search=/opt/homebrew/lib"),
         &_ => unimplemented!("lomp linking of {} is not supported", toolchain),
     }
-    if toolchain == ARM_LINUX {
-        // only arm linux uses gcc
-        println!("cargo:rustc-link-lib=gomp")
-    } else {
-        println!("cargo:rustc-link-lib=omp")
+    match toolchain {
+        ARM_LINUX => {
+            // only arm linux uses gcc
+            println!("cargo:rustc-link-lib=gomp")   
+        }
+        INTEL_APPLE | ARM_APPLE => {
+            println!("cargo:rustc-link-lib=omp")
+        }
+        &_ => println!("cargo:rustc-link-lib=omp5")
     }
 }