diff --git a/config.el b/config.el
index 2fc4ba0..84a264e 100644
--- a/config.el
+++ b/config.el
@@ -339,30 +339,33 @@ Bound to cmd+v in org-mode and markdown-mode."
 
 ;; Automatically insert #+ATTR_LATEX tabularx before tables on LaTeX export
 (defun my/org-auto-tabularx (backend)
-  "Insert #+ATTR_LATEX tabularx before each table when exporting to LaTeX."
+  "Insert #+ATTR_LATEX tabularx before each table when exporting to LaTeX.
+Uses inhibit-modification-hooks to prevent recursive hook calls during insert."
   (when (org-export-derived-backend-p backend 'latex)
-    (save-excursion
-      (goto-char (point-min))
-      (while (not (eobp))
-        (cond
-         ((looking-at "^|")
-          (let ((prev-line (save-excursion
-                             (forward-line -1)
-                             (buffer-substring-no-properties
-                              (line-beginning-position) (line-end-position)))))
-            (when (not (string-match-p "^|" prev-line))
-              (when (not (string-match-p "^#\\+ATTR_LATEX" prev-line))
-                (let* ((table-line (buffer-substring-no-properties
-                                    (line-beginning-position) (line-end-position)))
-                       (ncols (my/org-count-table-columns table-line))
-                       (spec  (my/org-table-attr-latex-spec ncols))
-                       (attr  (format "#+ATTR_LATEX: :environment tabularx :width \\textwidth :align %s\n"
-                                      spec)))
-                  (when (> ncols 0)
-                    (insert attr)))))
-          (forward-line))
-         (t
-          (forward-line))))))))
+    (let ((inhibit-modification-hooks t))
+      (save-excursion
+        (goto-char (point-min))
+        (while (not (eobp))
+          (cond
+           ((looking-at "^|")
+            (let ((prev-line (save-excursion
+                               (forward-line -1)
+                               (buffer-substring-no-properties
+                                (line-beginning-position) (line-end-position)))))
+              (when (not (string-match-p "^|" prev-line))
+                (when (not (string-match-p "^#\\+ATTR_LATEX" prev-line))
+                  (let* ((table-line (buffer-substring-no-properties
+                                      (line-beginning-position) (line-end-position)))
+                         (ncols (my/org-count-table-columns table-line))
+                         (spec  (my/org-table-attr-latex-spec ncols))
+                         (attr  (format "#+ATTR_LATEX: :environment tabularx :width \\textwidth :align %s\n"
+                                        spec)))
+                    (when (> ncols 0)
+                      (insert attr)))))
+            (forward-line))
+           (t
+            (forward-line)))))))))
+)
 
 (add-hook 'org-export-before-processing-hook #'my/org-auto-tabularx)