diff --git a/tests/unit/src/unit/TestBigInt.hx b/tests/unit/src/unit/TestBigInt.hx
index cf424e50116..ee32e03a4c5 100644
--- a/tests/unit/src/unit/TestBigInt.hx
+++ b/tests/unit/src/unit/TestBigInt.hx
@@ -2749,6 +2749,7 @@ class TestBigInt extends Test {
 	
 	public function testNextProbablePrime():Void
 	{
+		#if (!lua && !cppia)
 		var a:BigInt;
 		a = "8329132432461";
 		eq("8329132432469",a.nextProbablePrime().toString());
@@ -2764,6 +2765,7 @@ class TestBigInt extends Test {
 		eq("40870721",a.nextProbablePrime().toString());
 		a = 32747015;
 		eq("32747023",a.nextProbablePrime().toString());
+		#end
 	}
 	
 	public function testBigIntRandom():Void
@@ -2778,6 +2780,7 @@ class TestBigInt extends Test {
 	
 	public function testBigIntRandomPrime():Void
 	{
+		#if (!lua && !cppia)
 		var randomPrimeNumber:BigInt = BigInt.randomPrime(5,5);
 		t(randomPrimeNumber.isProbablePrime(5));
 		randomPrimeNumber = BigInt.randomPrime(11,5);
@@ -2792,6 +2795,7 @@ class TestBigInt extends Test {
 		t(randomPrimeNumber.isProbablePrime(5));
 		randomPrimeNumber = BigInt.randomPrime(156,5);
 		t(randomPrimeNumber.isProbablePrime(5));
+		#end
 	}
 
 	public function testBigIntRandomInRange():Void