diff --git a/src/tokenizer.go b/src/tokenizer.go
index 573a3576..edf36903 100644
--- a/src/tokenizer.go
+++ b/src/tokenizer.go
@@ -225,7 +225,9 @@ func StripLastDelimiter(str string, delimiter Delimiter) string {
 		locs := delimiter.regex.FindAllStringIndex(str, -1)
 		if len(locs) > 0 {
 			lastLoc := locs[len(locs)-1]
-			str = str[:lastLoc[0]]
+			if lastLoc[1] == len(str) {
+				str = str[:lastLoc[0]]
+			}
 		}
 	}
 	return strings.TrimRightFunc(str, unicode.IsSpace)
diff --git a/test/test_core.rb b/test/test_core.rb
index 0e60b57e..9328dd6c 100644
--- a/test/test_core.rb
+++ b/test/test_core.rb
@@ -1773,6 +1773,15 @@ class TestCore < TestInteractive
     end
   end
 
+  def test_accept_nth_regex_delimiter_strip_last
+    tmux.send_keys %((echo "foo:,bar:,baz"; echo "foo:,bar:,baz:,qux:,") | #{FZF} --multi --delimiter='[:,]+' --accept-nth 2.. --sync --bind 'load:select-all+accept' > #{tempname}), :Enter
+    wait do
+      assert_path_exists tempname
+      # Last delimiter and the whitespaces are removed
+      assert_equal ['bar:,baz', 'bar:,baz:,qux'], File.readlines(tempname, chomp: true)
+    end
+  end
+
   def test_accept_nth_template
     tmux.send_keys %(echo "foo  ,bar,baz" | #{FZF} -d, --accept-nth '1st: {1}, 3rd: {3}, 2nd: {2}' --sync --bind start:accept > #{tempname}), :Enter
     wait do