diff --git a/package/debian/copyright b/package/debian/copyright
index 4798044251..512b0c89a9 100644
--- a/package/debian/copyright
+++ b/package/debian/copyright
@@ -216,7 +216,7 @@ License: other
  tritritest.h has no licensing information, but Tomas Moller replied
  the following, when asked about it:
  .
- The code is is free to use for anyone and any projects, but I give no
+ The code is free to use for anyone and any projects, but I give no
  warranties.
 
 Files: src/Mod/Mesh/App/WildMagic4/*
diff --git a/package/debian/diff/freecad_karmic.diff b/package/debian/diff/freecad_karmic.diff
index 8f2fe19a8f..93d1d096c2 100644
--- a/package/debian/diff/freecad_karmic.diff
+++ b/package/debian/diff/freecad_karmic.diff
@@ -339,7 +339,7 @@
 + tritritest.h has no licensing information, but Tomas Moller replied
 + the following, when asked about it:
 + .
-+ The code is is free to use for anyone and any projects, but I give no
++ The code is free to use for anyone and any projects, but I give no
 + warranties.
 +
 +Files: src/Mod/Mesh/App/WildMagic4/*
diff --git a/package/debian/diff/freecad_lucid.diff b/package/debian/diff/freecad_lucid.diff
index 188139fb31..45b097515d 100644
--- a/package/debian/diff/freecad_lucid.diff
+++ b/package/debian/diff/freecad_lucid.diff
@@ -823,7 +823,7 @@
 + tritritest.h has no licensing information, but Tomas Moller replied
 + the following, when asked about it:
 + .
-+ The code is is free to use for anyone and any projects, but I give no
++ The code is free to use for anyone and any projects, but I give no
 + warranties.
 +
 +Files: src/Mod/Mesh/App/WildMagic4/*
diff --git a/package/debian/diff/freecad_maverick.diff b/package/debian/diff/freecad_maverick.diff
index f56501a197..dd240e4490 100644
--- a/package/debian/diff/freecad_maverick.diff
+++ b/package/debian/diff/freecad_maverick.diff
@@ -685,7 +685,7 @@
 + tritritest.h has no licensing information, but Tomas Moller replied
 + the following, when asked about it:
 + .
-+ The code is is free to use for anyone and any projects, but I give no
++ The code is free to use for anyone and any projects, but I give no
 + warranties.
 +
 +Files: src/Mod/Mesh/App/WildMagic4/*
diff --git a/package/debian/diff/freecad_natty.diff b/package/debian/diff/freecad_natty.diff
index c93ee76b4a..7caa99f65c 100644
--- a/package/debian/diff/freecad_natty.diff
+++ b/package/debian/diff/freecad_natty.diff
@@ -743,7 +743,7 @@
 + tritritest.h has no licensing information, but Tomas Moller replied
 + the following, when asked about it:
 + .
-+ The code is is free to use for anyone and any projects, but I give no
++ The code is free to use for anyone and any projects, but I give no
 + warranties.
 +
 +Files: src/Mod/Mesh/App/WildMagic4/*
diff --git a/package/debian/diff/freecad_precise.diff b/package/debian/diff/freecad_precise.diff
index 40081326ad..17e535b439 100644
--- a/package/debian/diff/freecad_precise.diff
+++ b/package/debian/diff/freecad_precise.diff
@@ -846,7 +846,7 @@
 + tritritest.h has no licensing information, but Tomas Moller replied
 + the following, when asked about it:
 + .
-+ The code is is free to use for anyone and any projects, but I give no
++ The code is free to use for anyone and any projects, but I give no
 + warranties.
 +
 +Files: src/Mod/Mesh/App/WildMagic4/*
diff --git a/package/debian/diff/freecad_testing.diff b/package/debian/diff/freecad_testing.diff
index f5089528ae..3823f9e53d 100644
--- a/package/debian/diff/freecad_testing.diff
+++ b/package/debian/diff/freecad_testing.diff
@@ -339,7 +339,7 @@
 + tritritest.h has no licensing information, but Tomas Moller replied
 + the following, when asked about it:
 + .
-+ The code is is free to use for anyone and any projects, but I give no
++ The code is free to use for anyone and any projects, but I give no
 + warranties.
 +
 +Files: src/Mod/Mesh/App/WildMagic4/*
diff --git a/src/Tools/LicenseChecker.py b/src/Tools/LicenseChecker.py
index fef97c0503..381b68bd81 100644
--- a/src/Tools/LicenseChecker.py
+++ b/src/Tools/LicenseChecker.py
@@ -25,7 +25,7 @@ flt=['__init__.py', '_rc.py', 'CxImage',
     # tritritest.h has no licensing information, but Tomas Moller replied
     # the following, when asked about it:
     #
-    # The code is is free to use for anyone and any projects, but I give no
+    # The code is free to use for anyone and any projects, but I give no
     # warranties.
     #
     # See: http://anonscm.debian.org/gitweb/?p=debian-science/packages/freecad.git;a=blob;f=debian/copyright