diff --git a/evm/src/integral/IntegralSwapAdapter.sol b/evm/src/integral/IntegralSwapAdapter.sol
index 3d7a887..b958f41 100644
--- a/evm/src/integral/IntegralSwapAdapter.sol
+++ b/evm/src/integral/IntegralSwapAdapter.sol
@@ -91,10 +91,11 @@ contract IntegralSwapAdapter is ISwapAdapter {
         override
         returns (Capability[] memory capabilities)
     {
-        capabilities = new Capability[](3);
+        capabilities = new Capability[](4);
         capabilities[0] = Capability.SellOrder;
         capabilities[1] = Capability.BuyOrder;
         capabilities[2] = Capability.PriceFunction;
+        capabilities[3] = Capability.ConstantPrice;
     }
 
     /// @inheritdoc ISwapAdapter
diff --git a/evm/test/IntegralSwapAdapter.t.sol b/evm/test/IntegralSwapAdapter.t.sol
index 0120198..4e9e23e 100644
--- a/evm/test/IntegralSwapAdapter.t.sol
+++ b/evm/test/IntegralSwapAdapter.t.sol
@@ -175,7 +175,7 @@ contract IntegralSwapAdapterTest is Test, ISwapAdapterTypes {
             IERC20(t1)
         );
  
-        assertEq(res.length, 3);
+        assertEq(res.length, 4);
     }
  
     function testGetTokensIntegral() public {