diff --git a/src/FilterLists.Agent/Dockerfile b/src/FilterLists.Agent/Dockerfile
index 8845bf2ec..7e6183ff0 100644
--- a/src/FilterLists.Agent/Dockerfile
+++ b/src/FilterLists.Agent/Dockerfile
@@ -2,12 +2,12 @@
 # Command: docker build -f src/FilterLists.Agent/Dockerfile .
 
 # init base
-FROM mcr.microsoft.com/dotnet/core/runtime-deps:2.2-alpine as base
+FROM mcr.microsoft.com/dotnet/core/runtime-deps:3.0-alpine as base
 ENTRYPOINT ["./FilterLists.Agent"]
 WORKDIR /app
 
 # init build
-FROM mcr.microsoft.com/dotnet/core/sdk:2.2-alpine AS build
+FROM mcr.microsoft.com/dotnet/core/sdk:3.0-alpine AS build
 
 # restore
 WORKDIR /app/src/FilterLists.Agent
diff --git a/src/FilterLists.Api/Dockerfile b/src/FilterLists.Api/Dockerfile
index a3b916d6e..e11ce8ea1 100644
--- a/src/FilterLists.Api/Dockerfile
+++ b/src/FilterLists.Api/Dockerfile
@@ -2,14 +2,14 @@
 # Command: docker build -f src/FilterLists.Api/Dockerfile .
 
 # init base
-FROM mcr.microsoft.com/dotnet/core/runtime-deps:2.2-alpine as base
+FROM mcr.microsoft.com/dotnet/core/runtime-deps:3.0-alpine as base
 EXPOSE 80
 ENTRYPOINT ["./FilterLists.Api"]
 COPY data/. data/
 WORKDIR /app
 
 # init build
-FROM mcr.microsoft.com/dotnet/core/sdk:2.2-alpine AS build
+FROM mcr.microsoft.com/dotnet/core/sdk:3.0-alpine AS build
 
 # restore
 WORKDIR /app/src