diff --git a/renderer/morse.py b/renderer/morse.py
index cc0cd02..72eabe6 100644
--- a/renderer/morse.py
+++ b/renderer/morse.py
@@ -87,4 +87,4 @@ class Morse(SpanToken):
         return result
 
     parse_inner = False
-    pattern = re.compile(r'\[morse:\s*(.+)\]')
+    pattern = re.compile(r'\[morse:\s*([^\]]+)\]')
diff --git a/test/test_morse.py b/test/test_morse.py
index c568852..9985209 100644
--- a/test/test_morse.py
+++ b/test/test_morse.py
@@ -9,6 +9,7 @@ from test.util import paragraph
 def test_morse_html():
     assertions = {
         '[morse:a]': FiftyOhmHtmlRenderer.render_morse_helper([[1, 2]]),
+        '[morse:a] abc [morse:a]': FiftyOhmHtmlRenderer.render_morse_helper([[1, 2]])+ ' abc ' + FiftyOhmHtmlRenderer.render_morse_helper([[1, 2]]),
         '[morse: a]': FiftyOhmHtmlRenderer.render_morse_helper([[1, 2]]),
         '[morse: aaa]': FiftyOhmHtmlRenderer.render_morse_helper([[1, 2], [1, 2], [1, 2]]),
         '[morse: a a]': FiftyOhmHtmlRenderer.render_morse_helper([[1, 2], [3], [1, 2]]),