diff --git a/backend/public/Dockerfile b/backend/public/Dockerfile
index b3bca4b..0191e54 100644
--- a/backend/public/Dockerfile
+++ b/backend/public/Dockerfile
@@ -9,4 +9,4 @@ RUN cargo build --release --manifest-path ./public/Cargo.toml
 
 EXPOSE 3000
 
-CMD ['/app/public/target/release/public']
+CMD ["/app/public/target/release/public"]
diff --git a/backend/task/Dockerfile b/backend/task/Dockerfile
index a7c0948..e45f791 100644
--- a/backend/task/Dockerfile
+++ b/backend/task/Dockerfile
@@ -11,4 +11,4 @@ RUN cargo build --release --manifest-path ./task/Cargo.toml
 
 EXPOSE 3000
 
-CMD ['/app/task/target/release/task']
+CMD ["/app/task/target/release/task"]
diff --git a/frontend/Dockerfile b/frontend/Dockerfile
index dd4b3c3..6b78c09 100644
--- a/frontend/Dockerfile
+++ b/frontend/Dockerfile
@@ -14,4 +14,4 @@ RUN bash -c 'deno task build'
 
 EXPOSE 8000
 
-CMD ['deno', 'run', '-A', 'main.ts']
+CMD ["deno", "run", "-A", "main.ts"]