diff --git a/atom/Dockerfile b/atom/Dockerfile
index 925face..6bc9b4d 100644
--- a/atom/Dockerfile
+++ b/atom/Dockerfile
@@ -31,15 +31,15 @@ RUN apt-get update && apt-get install -y \
 	gconf-service \
 	git \
 	gvfs-bin \
-    libasound2 \
-    libgconf-2-4 \
-    libgnome-keyring-dev \
-    libgtk2.0-0 \
+	libasound2 \
+	libgconf-2-4 \
+	libgnome-keyring-dev \
+	libgtk2.0-0 \
 	libnotify4 \
-    libnss3 \
-    libxtst6 \
+	libnss3 \
+	libxtst6 \
 	--no-install-recommends \
-    && rm -rf /var/lib/apt/lists/*
+	&& rm -rf /var/lib/apt/lists/*
 
 ENV ATOM_VERSION 1.0.19