diff --git a/src/backend/services/blast-planning/BlastPlanning.Api/BlastPlanning.Api.csproj b/src/backend/services/blast-planning/BlastPlanning.Api/BlastPlanning.Api.csproj
index 886c3c7..6696785 100644
--- a/src/backend/services/blast-planning/BlastPlanning.Api/BlastPlanning.Api.csproj
+++ b/src/backend/services/blast-planning/BlastPlanning.Api/BlastPlanning.Api.csproj
@@ -8,7 +8,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="MediatR" Version="14.1.0" />
+    <PackageReference Include="MediatR" Version="14.2.0" />
     <PackageReference Include="Microsoft.ApplicationInsights.AspNetCore" Version="3.1.2" />
     <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="10.0.9" />
     <PackageReference Include="Microsoft.Identity.Web" Version="4.11.0" />
diff --git a/src/backend/services/blast-planning/BlastPlanning.Application/BlastPlanning.Application.csproj b/src/backend/services/blast-planning/BlastPlanning.Application/BlastPlanning.Application.csproj
index 4927cfe..7836d13 100644
--- a/src/backend/services/blast-planning/BlastPlanning.Application/BlastPlanning.Application.csproj
+++ b/src/backend/services/blast-planning/BlastPlanning.Application/BlastPlanning.Application.csproj
@@ -6,7 +6,7 @@
 
   <ItemGroup>
     <PackageReference Include="FluentValidation" Version="12.1.1" />
-    <PackageReference Include="MediatR" Version="14.1.0" />
+    <PackageReference Include="MediatR" Version="14.2.0" />
   </ItemGroup>
 
   <PropertyGroup>
diff --git a/src/backend/services/blast-planning/BlastPlanning.Infrastructure/BlastPlanning.Infrastructure.csproj b/src/backend/services/blast-planning/BlastPlanning.Infrastructure/BlastPlanning.Infrastructure.csproj
index 2b8d2b8..3992d29 100644
--- a/src/backend/services/blast-planning/BlastPlanning.Infrastructure/BlastPlanning.Infrastructure.csproj
+++ b/src/backend/services/blast-planning/BlastPlanning.Infrastructure/BlastPlanning.Infrastructure.csproj
@@ -9,6 +9,7 @@
   <ItemGroup>
     <PackageReference Include="Azure.Messaging.ServiceBus" Version="7.20.1" />
     <PackageReference Include="Dapper" Version="2.1.79" />
+    <PackageReference Include="MediatR" Version="14.2.0" />
     <PackageReference Include="Microsoft.Azure.Cosmos" Version="3.61.0" />
     <PackageReference Include="Microsoft.Data.SqlClient" Version="7.0.2" />
     <PackageReference Include="Microsoft.Extensions.Options" Version="10.0.9" />