diff --git a/Dockerfile b/Dockerfile
index 81bc608..1e00189 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,7 @@
 FROM python:3.10
 
+RUN apt-get update
+
 RUN apt-get install libpq-dev -y
 
 RUN apt-get install clang lib{jpeg-turbo,webp}-dev python{,-dev} zlib-dev