diff --git a/pgsql/Dockerfile b/Dockerfile
similarity index 96%
rename from pgsql/Dockerfile
rename to Dockerfile
index 3bffbf3..236684a 100644
--- a/pgsql/Dockerfile
+++ b/Dockerfile
@@ -17,7 +17,7 @@ RUN git clone --depth 1 https://github.com/theory/pgtap.git /usr/src/pgtap && \
     make install DESTDIR=/pgtap-dist
 
 # Étape 2 : image finale PostgreSQL propre
-FROM postgres:17.5
+FROM postgres:17.6
 
 RUN set -eux; \
   apt-get update; \
@@ -26,7 +26,7 @@ RUN set -eux; \
   sed -i '/fr_FR.UTF-8/s/^# //' /etc/locale.gen; \
   locale-gen
 
-ENV TZ Europe/Paris
+ENV TZ=Europe/Paris
 ENV LANG=fr_FR.UTF-8
 ENV LANGUAGE=fr_FR:fr
 ENV LC_ALL=fr_FR.UTF-8