diff --git a/Dockerfile b/Dockerfile
index 76f8ceb..7ffea28 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,7 @@
 # Dockerfile de construcao do container APP com os pacotes basicos
 ##############################################################################
 
-FROM alpine:3.20
+FROM alpine:3.21
 
 LABEL \
     org.opencontainers.image.title="Imagem docker para SEI 5 Alpine em PHP82"