diff --git a/compilers/concrete-compiler/compiler/tests/unit_tests/concretelang/Encodings/Encodings_unit_tests.cpp b/compilers/concrete-compiler/compiler/tests/unit_tests/concretelang/Encodings/Encodings_unit_tests.cpp
index c575005b38..a4927f02a9 100644
--- a/compilers/concrete-compiler/compiler/tests/unit_tests/concretelang/Encodings/Encodings_unit_tests.cpp
+++ b/compilers/concrete-compiler/compiler/tests/unit_tests/concretelang/Encodings/Encodings_unit_tests.cpp
@@ -36,16 +36,16 @@ Result<TestProgram> setupTestProgram(std::string source,
   auto outputs = circuitEncoding.asBuilder().initOutputs(1);
   circuitEncoding.asBuilder().setName(funcname);
 
-  auto encodingInfo = Message<concreteprotocol::EncodingInfo>().asBuilder();
-  encodingInfo.initShape();
-  auto integer = encodingInfo.getEncoding().initIntegerCiphertext();
+  auto encodingInfo = Message<concreteprotocol::EncodingInfo>();
+  encodingInfo.asBuilder().initShape();
+  auto integer = encodingInfo.asBuilder().getEncoding().initIntegerCiphertext();
   integer.getMode().initNative();
   integer.setWidth(3);
   integer.setIsSigned(false);
 
-  inputs.setWithCaveats(0, encodingInfo);
-  inputs.setWithCaveats(1, encodingInfo);
-  outputs.setWithCaveats(0, encodingInfo);
+  inputs.setWithCaveats(0, encodingInfo.asReader());
+  inputs.setWithCaveats(1, encodingInfo.asReader());
+  outputs.setWithCaveats(0, encodingInfo.asReader());
 
   options.encodings = Message<concreteprotocol::ProgramEncodingInfo>();
   options.encodings->asBuilder().initCircuits(1).setWithCaveats(
@@ -61,14 +61,14 @@ Result<TestProgram> setupTestProgram(std::string source,
 TEST(Encodings_unit_tests, multi_key) {
   std::string source = R"(
 func.func @main(
-  %arg0: !TFHE.glwe<sk<1,1,2048>>, 
+  %arg0: !TFHE.glwe<sk<1,1,2048>>,
   %arg1: !TFHE.glwe<sk<2,1,2048>>
   ) -> !TFHE.glwe<sk<2,1,2048>> {
 
   %0 = "TFHE.keyswitch_glwe"(%arg0) {key=#TFHE.ksk<sk<1,1,2048>, sk<2, 1,2048>, 7, 2>} : (!TFHE.glwe<sk<1, 1, 2048>>) -> !TFHE.glwe<sk<2, 1, 2048>>
   %1 = "TFHE.add_glwe"(%arg1, %0) : (!TFHE.glwe<sk<2,1,2048>>, !TFHE.glwe<sk<2,1,2048>>) -> !TFHE.glwe<sk<2,1,2048>>
   return %1 : !TFHE.glwe<sk<2,1,2048>>
-  
+
 }
 )";
   ASSERT_ASSIGN_OUTCOME_VALUE(circuit, setupTestProgram(source));