diff --git a/test/BoostBuild.py b/test/BoostBuild.py
index 067b22472..4c5ab592e 100644
--- a/test/BoostBuild.py
+++ b/test/BoostBuild.py
@@ -413,6 +413,7 @@ class Tester(TestCmd.TestCmd):
             self.ignore('*.ilk') # msvc incremental linking files
             self.ignore('*.pdb') # msvc program database files
             self.ignore('*.rsp') # response files
+            self.ignore('*.tds') # borland debug symbols
 
         # debug builds of bjam built with gcc produce this profiling data
         self.ignore('gmon.out')
diff --git a/v2/test/BoostBuild.py b/v2/test/BoostBuild.py
index 067b22472..4c5ab592e 100644
--- a/v2/test/BoostBuild.py
+++ b/v2/test/BoostBuild.py
@@ -413,6 +413,7 @@ class Tester(TestCmd.TestCmd):
             self.ignore('*.ilk') # msvc incremental linking files
             self.ignore('*.pdb') # msvc program database files
             self.ignore('*.rsp') # response files
+            self.ignore('*.tds') # borland debug symbols
 
         # debug builds of bjam built with gcc produce this profiling data
         self.ignore('gmon.out')