diff --git a/Dockerfile b/Dockerfile
index 37af010cd..db669898b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM crystallang/crystal:0.24.1
+FROM crystallang/crystal:0.25.0
 
 # Install Dependencies
 ARG DEBIAN_FRONTEND=noninteractive
@@ -15,4 +15,4 @@ ENV PATH /opt/amber/bin:$PATH
 COPY . /opt/amber
 RUN shards build amber
 
-CMD ["crystal", "spec", "-D", "run_build_tests"]
+CMD ["crystal", "spec"]