diff --git a/Dockerfile b/Dockerfile
index a118fae6b58a9446da987b56f349d0a4f894fc52..5d383e84e7808e2fc84d24500ed859cb13005cbc 100755
--- a/Dockerfile
+++ b/Dockerfile
@@ -21,7 +21,7 @@
 # THE SOFTWARE.
 #
 
-FROM openjdk
+FROM openjdk:11-jdk-slim
 
 WORKDIR /fdp