diff --git a/installer/Dockerfile-python-pg b/installer/Dockerfile-python-pg
index 155bf72d0..0cd1ebbaf 100644
--- a/installer/Dockerfile-python-pg
+++ b/installer/Dockerfile-python-pg
@@ -5,6 +5,7 @@ ARG DEPENDENCIES="                    \
         libexpat1-dev                 \
         libffi-dev                    \
         curl                          \
+        ca-certificates               \
         vim                           \
         postgresql-15-pgvector"