diff --git a/avm-transpiler/src/transpile.rs b/avm-transpiler/src/transpile.rs
index ace92a10337c..f1fdd201b8b7 100644
--- a/avm-transpiler/src/transpile.rs
+++ b/avm-transpiler/src/transpile.rs
@@ -863,7 +863,7 @@ fn handle_black_box_function(avm_instrs: &mut Vec<AvmInstruction>, operation: &B
             let num_points = points.size.0;
             let scalars_offset = scalars.pointer.0;
             // Output array is fixed to 3
-            assert!(outputs.size == &3u32, "Output array size must be equal to 3");
+            assert_eq!(outputs.size, 3, "Output array size must be equal to 3");
             let outputs_offset = outputs.pointer.0;
             avm_instrs.push(AvmInstruction {
                 opcode: AvmOpcode::MSM,
diff --git a/yarn-project/bb-prover/src/avm_proving.test.ts b/yarn-project/bb-prover/src/avm_proving.test.ts
index ba17be603abd..905ff2d0801e 100644
--- a/yarn-project/bb-prover/src/avm_proving.test.ts
+++ b/yarn-project/bb-prover/src/avm_proving.test.ts
@@ -146,6 +146,24 @@ describe('AVM WitGen, proof generation and verification', () => {
     TIMEOUT,
   );
 
+  /************************************************************************
+   * Avm Embedded Curve functions
+   ************************************************************************/
+  describe('AVM Embedded Curve functions', () => {
+    // The functions have no inputs for now, but we might change that in the future for more flexible testing.
+    const avmEmbeddedCurveFunctions: [string, Fr[]][] = [
+      ['elliptic_curve_add_and_double', []],
+      ['variable_base_msm', []],
+    ];
+    it.each(avmEmbeddedCurveFunctions)(
+      'Should prove %s',
+      async (name, _) => {
+        await proveAndVerifyAvmTestContract(name);
+      },
+      TIMEOUT,
+    );
+  });
+
   /************************************************************************
    * AvmContext functions
    ************************************************************************/