diff --git a/Dockerfile b/Dockerfile
index a243c90..314a911 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -32,8 +32,7 @@ COPY assets/maskable-icon.png /app/code/librechat/client/dist/assets/maskable-ic
 # Copy custom branding CSS
 COPY assets/custom.css /app/code/librechat/client/dist/assets/custom.css
 # Insert the CSS link after the title tag
-RUN sed -i '/<title>Inference Co-op<\/title>/a \\
-    <link rel="stylesheet" href="assets/custom.css">' /app/code/librechat/client/dist/index.html
+RUN sed -i '/<title>Inference Co-op<\/title>/a <link rel="stylesheet" href="assets/custom.css">' /app/code/librechat/client/dist/index.html
 
 # Browser-tab title (index.html is baked at build; sed no-ops harmlessly if
 # the upstream markup ever changes)