diff --git a/bin/proof-generator/include/nil/proof-generator/prover.hpp b/bin/proof-generator/include/nil/proof-generator/prover.hpp
index c47adade..d1bafed3 100644
--- a/bin/proof-generator/include/nil/proof-generator/prover.hpp
+++ b/bin/proof-generator/include/nil/proof-generator/prover.hpp
@@ -215,6 +215,7 @@ namespace nil {
 
             // 26 -- real value
             const std::size_t Lambda = 9;
+            // Hash function should be passed threw preprocessor directives
             using Hash = nil::crypto3::hashes::keccak_1600<256>;
             using circuit_params = NAMESPACE::zk::snark::placeholder_circuit_params<
                 BlueprintFieldType, ArithmetizationParams
diff --git a/libs/actor/zk b/libs/actor/zk
index 04628c98..6a94f590 160000
--- a/libs/actor/zk
+++ b/libs/actor/zk
@@ -1 +1 @@
-Subproject commit 04628c981079c1187f6212165a7a8ff8c864e12a
+Subproject commit 6a94f5902c95787b8ff3e314697f79add6f1f911
diff --git a/libs/crypto3 b/libs/crypto3
index 51d35b90..c5f0d1b3 160000
--- a/libs/crypto3
+++ b/libs/crypto3
@@ -1 +1 @@
-Subproject commit 51d35b900758e9514f69a219e8bb4c80dc77f6d1
+Subproject commit c5f0d1b37d7d265dd663ea87a935fee6c024f587