diff --git a/tfhe/src/core_crypto/backward_compatibility/commons/parameters.rs b/tfhe/src/core_crypto/backward_compatibility/commons/parameters.rs
index 1dc7ba4c1..abfa29ec5 100644
--- a/tfhe/src/core_crypto/backward_compatibility/commons/parameters.rs
+++ b/tfhe/src/core_crypto/backward_compatibility/commons/parameters.rs
@@ -187,3 +187,8 @@ pub enum NoiseEstimationMeasureBoundVersions {
 pub enum ChunkSizeVersions {
     V0(ChunkSize),
 }
+
+#[derive(VersionsDispatch)]
+pub enum NormalizedHammingWeightBoundVersions {
+    V0(NormalizedHammingWeightBound),
+}
diff --git a/tfhe/src/core_crypto/commons/parameters.rs b/tfhe/src/core_crypto/commons/parameters.rs
index f4c60134c..270bf9f6e 100644
--- a/tfhe/src/core_crypto/commons/parameters.rs
+++ b/tfhe/src/core_crypto/commons/parameters.rs
@@ -413,7 +413,8 @@ pub struct NoiseEstimationMeasureBound(pub f64);
 pub struct ChunkSize(pub usize);
 
 /// The max normalized hamming weight
-#[derive(Copy, Clone, Debug, PartialEq, Serialize, Deserialize)]
+#[derive(Copy, Clone, Debug, PartialEq, Serialize, Deserialize, Versionize)]
+#[versionize(NormalizedHammingWeightBoundVersions)]
 pub struct NormalizedHammingWeightBound(f64);
 
 impl NormalizedHammingWeightBound {