diff --git a/org-roam-db.el b/org-roam-db.el
index 8566270..ebf2d4e 100644
--- a/org-roam-db.el
+++ b/org-roam-db.el
@@ -367,12 +367,12 @@ If HASH is non-nil, use that as the file's hash without recalculating it."
 (defun org-roam-db-get-scheduled-time ()
   "Return the scheduled time at point in ISO8601 format."
   (when-let ((time (org-get-scheduled-time (point))))
-    (org-format-time-string "%FT%T%z" time)))
+    (format-time-string "%FT%T" time)))
 
 (defun org-roam-db-get-deadline-time ()
   "Return the deadline time at point in ISO8601 format."
   (when-let ((time (org-get-deadline-time (point))))
-    (org-format-time-string "%FT%T%z" time)))
+    (format-time-string "%FT%T" time)))
 
 (defun org-roam-db-node-p ()
   "Return t if headline at point is an Org-roam node, else return nil."
diff --git a/tests/test-org-roam-db.el b/tests/test-org-roam-db.el
index 8715ca0..2e669df 100644
--- a/tests/test-org-roam-db.el
+++ b/tests/test-org-roam-db.el
@@ -41,7 +41,7 @@
 
   (it "should get scheduled time for current heading node"
     (org-roam-id-open "a523c198-4cb4-44d2-909c-a0e3258089cd" nil)
-    (expect (org-roam-db-get-scheduled-time) :to-equal "2024-07-16T00:00:00+0000")))
+    (expect (org-roam-db-get-scheduled-time) :to-equal "2024-07-16T00:00:00")))
 
 (describe "org-roam-db-get-deadline-time"
   (before-all
@@ -58,7 +58,7 @@
 
   (it "should get deadline time for current heading node"
     (org-roam-id-open "3ab84701-d1c1-463f-b5c6-715e6ff5a0bf" nil)
-    (expect (org-roam-db-get-deadline-time) :to-equal "2024-07-17T00:00:00+0000")))
+    (expect (org-roam-db-get-deadline-time) :to-equal "2024-07-17T00:00:00")))
 
 (describe "org-roam-db--file-hash"
   (it "computes the SHA1 of file"