diff --git a/contrib/lisp/ox-groff.el b/contrib/lisp/ox-groff.el
index 1990f878f..46be766e4 100644
--- a/contrib/lisp/ox-groff.el
+++ b/contrib/lisp/ox-groff.el
@@ -1252,10 +1252,8 @@ INFO is a plist holding contextual information.  See
                   link org-groff-inline-image-rules))
          (path (cond
                 ((member type '("http" "https" "ftp" "mailto"))
-                 (concat type ":" raw-path))
+                 (concat type "://" raw-path))
                 ((string= type "file")
-                 (when (string-match "\\(.+\\)::.+" raw-path)
-                   (setq raw-path (match-string 1 raw-path)))
                  (if (file-name-absolute-p raw-path)
                      (concat "file://" (expand-file-name raw-path))
                    (concat "file://" raw-path)))
diff --git a/lisp/ox-html.el b/lisp/ox-html.el
index c590d86c4..9455d6249 100644
--- a/lisp/ox-html.el
+++ b/lisp/ox-html.el
@@ -2661,7 +2661,7 @@ INFO is a plist holding contextual information.  See
 	   ((member type '("http" "https" "ftp" "mailto"))
 	    (org-link-escape
 	     (org-link-unescape
-	      (concat type ":" raw-path)) org-link-escape-chars-browser))
+	      (concat type "://" raw-path)) org-link-escape-chars-browser))
 	   ((string= type "file")
 	    ;; Treat links to ".org" files as ".html", if needed.
 	    (setq raw-path
diff --git a/lisp/ox-latex.el b/lisp/ox-latex.el
index 6a2f69dde..e70ff0105 100644
--- a/lisp/ox-latex.el
+++ b/lisp/ox-latex.el
@@ -1798,7 +1798,7 @@ INFO is a plist holding contextual information.  See
 		  link org-latex-inline-image-rules))
 	 (path (cond
 		((member type '("http" "https" "ftp" "mailto"))
-		 (concat type ":" raw-path))
+		 (concat type "://" raw-path))
 		((string= type "file")
 		 (if (not (file-name-absolute-p raw-path)) raw-path
 		   (concat "file://" (expand-file-name raw-path))))
diff --git a/lisp/ox-man.el b/lisp/ox-man.el
index f5653f1a2..2985a75e3 100644
--- a/lisp/ox-man.el
+++ b/lisp/ox-man.el
@@ -646,10 +646,8 @@ INFO is a plist holding contextual information.  See
 
          (path (cond
                 ((member type '("http" "https" "ftp" "mailto"))
-                 (concat type ":" raw-path))
+                 (concat type "://" raw-path))
                 ((string= type "file")
-                 (when (string-match "\\(.+\\)::.+" raw-path)
-                   (setq raw-path (match-string 1 raw-path)))
                  (if (file-name-absolute-p raw-path)
                      (concat "file://" (expand-file-name raw-path))
                    (concat "file://" raw-path)))
diff --git a/lisp/ox-md.el b/lisp/ox-md.el
index 47994ac32..455c3b334 100644
--- a/lisp/ox-md.el
+++ b/lisp/ox-md.el
@@ -320,7 +320,7 @@ a communication channel."
 		    (path
 		     (cond
 		      ((member type '("http" "https" "ftp"))
-		       (concat type ":" raw-path))
+		       (concat type "://" raw-path))
 		      ((equal type "file")
 		       (let ((path (funcall link-org-files-as-md raw-path)))
 			 (if (not (file-name-absolute-p path)) path
diff --git a/lisp/ox-odt.el b/lisp/ox-odt.el
index 0ddf2d56e..e0f42d2a2 100644
--- a/lisp/ox-odt.el
+++ b/lisp/ox-odt.el
@@ -2712,7 +2712,7 @@ INFO is a plist holding contextual information.  See
 		  link org-odt-inline-image-rules))
 	 (path (cond
 		((member type '("http" "https" "ftp" "mailto"))
-		 (concat type ":" raw-path))
+		 (concat type "://" raw-path))
 		((string= type "file")
 		 (if (file-name-absolute-p raw-path)
 		     (concat "file://" (expand-file-name raw-path))
diff --git a/lisp/ox-texinfo.el b/lisp/ox-texinfo.el
index ef881afe2..865a21dbb 100644
--- a/lisp/ox-texinfo.el
+++ b/lisp/ox-texinfo.el
@@ -1221,7 +1221,7 @@ INFO is a plist holding contextual information.  See
 	 (desc (and (not (string= desc "")) desc))
 	 (path (cond
 		((member type '("http" "https" "ftp"))
-		 (concat type ":" raw-path))
+		 (concat type "://" raw-path))
 		((string= type "file")
 		 (if (file-name-absolute-p raw-path)
 		     (concat "file://" (expand-file-name raw-path))