diff --git a/Dockerfile b/Dockerfile
index 54c467c..115780b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM vfac/envdevphpbase
+FROM vfac/envdevphpbase:7.2
 LABEL maintainer="Vincent Faliès <vincent@vfac.fr>"
 
 COPY composer.json /php7checker/composer.json