diff --git a/modules/email/mu4e/autoload/advice.el b/modules/email/mu4e/autoload/advice.el
index 9e29527f6..fbfa64253 100644
--- a/modules/email/mu4e/autoload/advice.el
+++ b/modules/email/mu4e/autoload/advice.el
@@ -36,10 +36,9 @@ clicked."
       (list :width
             (format "%.1fpx"
                     (/ (string-to-number
-                        (shell-command-to-string
-                         ;; TODO change to use 'file'
-                         (format "identify -format %%w %s"
-                                 (substring img-uri 7)))) ; 7=(length "file://")
+                        ;; TODO change to use 'file'
+                        (doom-call-process "identify" "-format" "%w"
+                                           (substring img-uri 7))) ; 7=(length "file://")
                        (plist-get org-format-latex-options :scale))))
     (list :style (format "transform: scale(%.3f)"
                          (/ 1.0 (plist-get org-format-latex-options :scale))))))
diff --git a/modules/email/mu4e/autoload/mu-lock.el b/modules/email/mu4e/autoload/mu-lock.el
index 845844757..9f4dffeb5 100644
--- a/modules/email/mu4e/autoload/mu-lock.el
+++ b/modules/email/mu4e/autoload/mu-lock.el
@@ -44,7 +44,7 @@ If STRICT only accept an unset lock file."
   "Check `+mu4e-lock-file', and if another process is responsible for it, abort starting.
 Else, write to this process' PID to the lock file"
   (unless (+mu4e-lock-available)
-    (shell-command (format "touch %s" +mu4e-lock-request-file))
+    (call-process "touch" nil nil nil +mu4e-lock-request-file)
     (message "Lock file exists, requesting that it be given up")
     (sleep-for 0.1)
     (delete-file +mu4e-lock-request-file))