diff --git a/test/test_files/test_tools_test.pattern b/test/test_files/test_tools_test.pattern
index 01f98e16..9345cf69 100644
--- a/test/test_files/test_tools_test.pattern
+++ b/test/test_files/test_tools_test.pattern
@@ -159,5 +159,4 @@ Mismatch at position 1
 Mismatch at position 5
 828: error: in "test_BOOST_TEST_bitwise": check c == b has failed [138 != 136]. Bitwise comparison failed
 Mismatch at position 1
-Mismatch at position 1
 Operands bit sizes mismatch: 16 != 32