diff --git a/debian/changelog b/debian/changelog
index 4ce65c65..69ae4dc2 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+llvm-toolchain-3.4 (1:3.4.2-2) UNRELEASED; urgency=medium
+
+  * Improve the CVE-2014-2893 fix (Closes: #744817)
+
+ -- Sylvestre Ledru <sylvestre@debian.org>  Mon, 16 Jun 2014 23:00:47 +0200
+
 llvm-toolchain-3.4 (1:3.4.2-1) unstable; urgency=medium
 
   * New upstream release
diff --git a/debian/patches/CVE-2014-2893.diff b/debian/patches/CVE-2014-2893.diff
index 986e4f33..591e40c0 100644
--- a/debian/patches/CVE-2014-2893.diff
+++ b/debian/patches/CVE-2014-2893.diff
@@ -7,7 +7,7 @@ Index: llvm-toolchain-3.3-3.3/clang/tools/scan-build/scan-build
      $NewDir = "$Dir/$DateString-$RunNumber";
    }
 +
-+  if (-d $NewDir) {
++  if (-e $NewDir) {
 +      DieDiag("Directory '$NewDir' already existing");
 +  }
 +