diff --git a/build/docker/deb/build-deb.sh b/build/docker/deb/build-deb.sh
index cc9eda24..6c6369f1 100755
--- a/build/docker/deb/build-deb.sh
+++ b/build/docker/deb/build-deb.sh
@@ -20,7 +20,7 @@ go run build/templates/generate.go $coin
 
 # backend
 if ([ $package = "backend" ] || [ $package = "all" ]) && [ -d build/pkg-defs/backend ]; then
-    (cd build/pkg-defs/backend && dpkg-buildpackage -us -uc $@)
+    (cd build/pkg-defs/backend && dpkg-buildpackage -b -us -uc $@)
 fi
 
 # blockbook
@@ -30,7 +30,7 @@ if ([ $package = "blockbook" ] || [ $package = "all" ]) && [ -d build/pkg-defs/b
     cp Makefile ldb sst_dump build/pkg-defs/blockbook
     cp -r /src/static build/pkg-defs/blockbook
     mkdir build/pkg-defs/blockbook/cert && cp /src/server/testcert.* build/pkg-defs/blockbook/cert
-    (cd build/pkg-defs/blockbook && dpkg-buildpackage -us -uc $@)
+    (cd build/pkg-defs/blockbook && dpkg-buildpackage -b -us -uc $@)
 fi
 
 # copy packages
diff --git a/build/templates/backend/debian/source/format b/build/templates/backend/debian/source/format
new file mode 100644
index 00000000..8b08b7c7
--- /dev/null
+++ b/build/templates/backend/debian/source/format
@@ -0,0 +1,3 @@
+{{define "main" -}}
+3.0 (quilt)
+{{- end -}}
diff --git a/build/templates/blockbook/debian/source/format b/build/templates/blockbook/debian/source/format
new file mode 100644
index 00000000..8b08b7c7
--- /dev/null
+++ b/build/templates/blockbook/debian/source/format
@@ -0,0 +1,3 @@
+{{define "main" -}}
+3.0 (quilt)
+{{- end -}}