diff --git a/guix-data-service/jobs/load-new-guix-revision.scm b/guix-data-service/jobs/load-new-guix-revision.scm
index cb1d198..6f39bbc 100644
--- a/guix-data-service/jobs/load-new-guix-revision.scm
+++ b/guix-data-service/jobs/load-new-guix-revision.scm
@@ -457,7 +457,7 @@ WHERE job_id = $1")
       "vi_VN.UTF-8"
       "zh_CN.UTF-8"))
 
-  (define (lint-warnings-for-checker checker-name)
+  (define (lint-warnings-for-checker packages checker-name)
     `(lambda (store)
        (let* ((checker (find (lambda (checker)
                                (eq? (lint-checker-name checker)
@@ -590,25 +590,35 @@ WHERE job_id = $1")
               '()
               (with-time-logging (simple-format #f "getting ~A lint warnings"
                                                 name)
-                (format (current-error-port)
-                        "inferior heap size: ~a MiB~%"
-                        (round
-                         (/ (inferior-eval '(assoc-ref (gc-stats) 'heap-size) inf)
-                            (expt 2. 20))))
+                (let loop ((packages-chunks
+                            (chunk packages 15000))
+                           (warnings '()))
 
-                (let ((warnings
-                       (inferior-eval-with-store
-                        inf
-                        store
-                        (lint-warnings-for-checker name))))
+                  (if (null? packages-chunks)
+                      warnings
+                      (let ((new-warnings
+                             (inferior-eval-with-store
+                              inf
+                              store
+                              (lint-warnings-for-checker (car packages-chunks) name))))
 
-                  ;; Clean the cached store connections, as there are caches
-                  ;; associated with these that take up lots of memory
-                  (inferior-eval
-                   '(when (defined? '%store-table) (hash-clear! %store-table))
-                   inf)
+                        ;; Clean the cached store connections, as there are caches
+                        ;; associated with these that take up lots of memory
+                        (inferior-eval
+                         '(when (defined? '%store-table) (hash-clear! %store-table))
+                         inf)
 
-                  warnings))))))
+                        (inferior-eval '(gc) inf)
+
+                        (format (current-error-port)
+                                "inferior heap size: ~a MiB~%"
+                                (round
+                                 (/ (inferior-eval '(assoc-ref (gc-stats) 'heap-size) inf)
+                                    (expt 2. 20))))
+
+                        (loop (cdr packages-chunks)
+                              (append! warnings
+                                       new-warnings))))))))))
       checkers))))
 
 (define (all-inferior-package-derivations store inf packages)