diff --git a/ChangeLog b/ChangeLog
index 9f10655d..6a1d7239 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2010-03-03 Fatih Aşıcı <fatih@pardus.org.tr>
+		* pisi/operations/build.py: Fix concatenation error. This is a
+		regression introduced when the support for Source/AdditionalFile
+		support is added.
+
 2010-02-28 Fatih Aşıcı <fatih@pardus.org.tr>
 		* pisi/atomicoperations.py: Check if the old and new paths
 		refer to the same file when relocating or cleaning up. Also
diff --git a/pisi/operations/build.py b/pisi/operations/build.py
index f902d9d6..e68c1ddd 100644
--- a/pisi/operations/build.py
+++ b/pisi/operations/build.py
@@ -365,7 +365,7 @@ class Builder:
                 self.download(comaruri, pisi.util.join_path(self.destdir, ctx.const.comar_dir))
 
     def fetch_additionalFiles(self):
-        for pkg in self.spec.packages + self.spec.source:
+        for pkg in self.spec.packages + [self.spec.source]:
             for afile in pkg.additionalFiles:
                 file_name = os.path.basename(afile.filename)
                 dir_name = os.path.dirname(afile.filename)