diff --git a/install/dispatcharr-install.sh b/install/dispatcharr-install.sh
index 7b2b84f8..507300fb 100644
--- a/install/dispatcharr-install.sh
+++ b/install/dispatcharr-install.sh
@@ -27,7 +27,7 @@ msg_ok "Installed Dependencies"
 
 setup_uv
 NODE_VERSION="22" setup_nodejs
-PG_VERSION="17" setup_postgresql
+PG_VERSION="16" setup_postgresql
 
 msg_info "Creating PostgreSQL Database"
 DB_NAME=dispatcharr_db
diff --git a/misc/tools.func b/misc/tools.func
index 70d5a79c..13860ec3 100644
--- a/misc/tools.func
+++ b/misc/tools.func
@@ -2727,6 +2727,11 @@ function setup_postgresql() {
     # Try multiple PostgreSQL package patterns
     local pg_install_success=false
 
+    # First, ensure ssl-cert is available (PostgreSQL dependency)
+    if apt-cache search "^ssl-cert$" 2>/dev/null | grep -q .; then
+      $STD apt install -y ssl-cert 2>/dev/null || true
+    fi
+
     # First try: postgresql-X (common in most repos)
     if apt-cache search "^postgresql-${PG_VERSION}$" 2>/dev/null | grep -q . && $STD apt install -y "postgresql-${PG_VERSION}" "postgresql-client-${PG_VERSION}" 2>/dev/null; then
       pg_install_success=true