diff --git a/src/Nocr.TelegramListener.Host/Dockerfile b/src/Nocr.TelegramListener.Host/Dockerfile
index da8d62c..a6da13e 100644
--- a/src/Nocr.TelegramListener.Host/Dockerfile
+++ b/src/Nocr.TelegramListener.Host/Dockerfile
@@ -1,11 +1,13 @@
 FROM mcr.microsoft.com/dotnet/aspnet:8.0 AS base
 WORKDIR /app
-RUN apt-get update && apt-get install -y curl && rm -rf /var/lib/apt/lists/*
+RUN apt-get update && apt-get install -y ca-certificates && update-ca-certificates
+RUN apt-get install -y curl && rm -rf /var/lib/apt/lists/*
 EXPOSE 80
 EXPOSE 443
 
 FROM mcr.microsoft.com/dotnet/sdk:8.0 AS build
 WORKDIR /src
+RUN apt-get update && apt-get install -y ca-certificates && update-ca-certificates
 COPY . .
 
 # Create NuGet.Config with package source mapping to avoid NU1507 warnings