diff --git a/docker/Dockerfile b/docker/Dockerfile
index e2d303648..b1f3c68f0 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -2,7 +2,7 @@
 ARG OPENSSL_VERSION='3.5.2'
 ARG OPENSSL_SHA256='c53a47e5e441c930c3928cf7bf6fb00e5d129b630e0aa873b08258656e7345ec'
 
-FROM crystallang/crystal:1.16.3-alpine AS dependabot-crystal
+FROM crystallang/crystal:1.20.0-alpine AS dependabot-crystal
 
 # We compile openssl ourselves due to a memory leak in how crystal interacts
 # with openssl
@@ -43,7 +43,7 @@ COPY ./assets/ ./assets/
 COPY ./videojs-dependencies.yml ./videojs-dependencies.yml
 
 RUN crystal spec --warnings all \
-    --link-flags "-lxml2 -llzma"    
+    --link-flags "-lxml2 -llzma"
 
 ARG OPENSSL_VERSION
 COPY --from=openssl-builder /openssl-${OPENSSL_VERSION} /openssl-${OPENSSL_VERSION}