clean apt artifacts after installing packages

reduces image size marginally
3YOURMIND · Aug 17, 2018 · 947b592 · 947b592
1 parent df65eb2
commit 947b592
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/Dockerfile b/Dockerfile
@@ -8,7 +8,9 @@ RUN apt-get update && \
 	    make=4.0-8.1 \
 	    gcc=4:4.9.2-2 \ 
 	    g++=4:4.9.2-2 \
-	    libc6-dev=2.19-18+deb8u10
+	    libc6-dev=2.19-18+deb8u10 && \
+	  apt-get clean && \
+	  rm -rf /var/lib/apt/lists/*
 
 RUN git clone https://github.com/Financial-Times/polyfill-service.git /polyfill