diff --git a/docker/build.sh b/docker/build.sh
index 2bab2016..1f9e0a4f 100755
--- a/docker/build.sh
+++ b/docker/build.sh
@@ -6,3 +6,4 @@ cd `dirname $0`
 docker build -t blockbook-build .
 docker run -t -v $(pwd):/out blockbook-build /bin/cp /go/src/blockbook/blockbook /out/
 
+strip blockbook