diff --git a/.travis.yml b/.travis.yml
index 16ebbcc..094c243 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,3 +1,4 @@
+---
 # Copyright (c) 2019-2020 Petr Vorel <pvorel@suse.cz>
 
 sudo: required
@@ -72,8 +73,8 @@ before_install:
     - docker build -t iputils .
 
 script:
-  - INSTALL="${DISTRO%%:*}"
-  - INSTALL="${INSTALL%%/*}"
-  - DISTRO_VERSION="${DISTRO#*:}"
-  - case $VARIANT in cross-compile*) BUILD="cross";; i386) BUILD="32";; *) BUILD="native";; esac
-  - docker run -it iputils /bin/sh -c "cd travis && DISTRO_VERSION=\"$DISTRO_VERSION\" ./$INSTALL.sh && if [ \"$VARIANT\" ]; then ARCH=\"$ARCH\" ./$INSTALL.$VARIANT.sh; fi && CC=$CC EXTRA_BUILD_OPTS=\"$EXTRA_BUILD_OPTS\" ../build.sh"
+    - INSTALL="${DISTRO%%:*}"
+    - INSTALL="${INSTALL%%/*}"
+    - DISTRO_VERSION="${DISTRO#*:}"
+    - case $VARIANT in cross-compile*) BUILD="cross";; i386) BUILD="32";; *) BUILD="native";; esac
+    - docker run -it iputils /bin/sh -c "cd travis && DISTRO_VERSION=\"$DISTRO_VERSION\" ./$INSTALL.sh && if [ \"$VARIANT\" ]; then ARCH=\"$ARCH\" ./$INSTALL.$VARIANT.sh; fi && CC=$CC EXTRA_BUILD_OPTS=\"$EXTRA_BUILD_OPTS\" ../build.sh"