diff --git a/package-lock.json b/package-lock.json
index 6c3068e..c00c9b1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@mobicoop/matcher",
-  "version": "1.4.3",
+  "version": "1.4.4",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@mobicoop/matcher",
-      "version": "1.4.3",
+      "version": "1.4.4",
       "license": "AGPL",
       "dependencies": {
         "@grpc/grpc-js": "^1.9.9",
diff --git a/package.json b/package.json
index ca73892..aa5c1cf 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@mobicoop/matcher",
-  "version": "1.4.3",
+  "version": "1.4.4",
   "description": "Mobicoop V3 Matcher",
   "author": "sbriat",
   "private": true,
diff --git a/src/modules/ad/interface/grpc-controllers/dtos/match.request.dto.ts b/src/modules/ad/interface/grpc-controllers/dtos/match.request.dto.ts
index 70131e2..19777fd 100644
--- a/src/modules/ad/interface/grpc-controllers/dtos/match.request.dto.ts
+++ b/src/modules/ad/interface/grpc-controllers/dtos/match.request.dto.ts
@@ -2,10 +2,10 @@ import {
   ArrayMinSize,
   IsArray,
   IsBoolean,
-  IsDecimal,
   IsEnum,
   IsISO8601,
   IsInt,
+  IsNumber,
   IsOptional,
   IsUUID,
   Max,
@@ -93,7 +93,7 @@ export class MatchRequestDto {
   useProportion?: boolean;
 
   @IsOptional()
-  @IsDecimal()
+  @IsNumber()
   @Min(0)
   @Max(1)
   proportion?: number;
@@ -109,13 +109,13 @@ export class MatchRequestDto {
   azimuthMargin?: number;
 
   @IsOptional()
-  @IsDecimal()
+  @IsNumber()
   @Min(0)
   @Max(1)
   maxDetourDistanceRatio?: number;
 
   @IsOptional()
-  @IsDecimal()
+  @IsNumber()
   @Min(0)
   @Max(1)
   maxDetourDurationRatio?: number;
diff --git a/src/modules/ad/interface/grpc-controllers/matcher.proto b/src/modules/ad/interface/grpc-controllers/matcher.proto
index 0b774e7..18344dc 100644
--- a/src/modules/ad/interface/grpc-controllers/matcher.proto
+++ b/src/modules/ad/interface/grpc-controllers/matcher.proto
@@ -19,7 +19,7 @@ message MatchRequest {
   AlgorithmType algorithmType = 10;
   int32 remoteness = 11;
   bool useProportion = 12;
-  int32 proportion = 13;
+  float proportion = 13;
   bool useAzimuth = 14;
   int32 azimuthMargin = 15;
   float maxDetourDistanceRatio = 16;