diff --git a/util/Dockerfile.kaitai b/util/Dockerfile.kaitai
index 59eb11ec2..c0c396e70 100644
--- a/util/Dockerfile.kaitai
+++ b/util/Dockerfile.kaitai
@@ -9,7 +9,7 @@ RUN sbt compilerJVM/universal:packageBin
 
 RUN unzip -d / jvm/target/universal/kaitai-struct-compiler-0.9-SNAPSHOT.zip
 
-FROM openjdk:jre-slim
+FROM openjdk:11.0.15-jre-slim
 
 COPY --from=builder /kaitai-struct-compiler-0.9-SNAPSHOT /kaitai-struct-compiler
 COPY --from=builder /kaitai_struct /kaitai_struct