diff --git a/Tests/Unit/Fixtures/zentyal_crash_6977.rtf b/Tests/Unit/Fixtures/zentyal_crash_6977.rtf
new file mode 100644
index 000000000..7158e0904
Binary files /dev/null and b/Tests/Unit/Fixtures/zentyal_crash_6977.rtf differ
diff --git a/Tests/Unit/TestRTFHandler.m b/Tests/Unit/TestRTFHandler.m
index 50eb89c20..d2e3ebb1d 100644
--- a/Tests/Unit/TestRTFHandler.m
+++ b/Tests/Unit/TestRTFHandler.m
@@ -99,4 +99,9 @@
   [self test_does_not_crash: 8346];
 }
 
+- (void) test_zentyal_crash_6977
+{
+  [self test_does_not_crash: 6977];
+}
+
 @end