diff --git a/pamac/aur.py b/pamac/aur.py
index cf48304..b22b6a1 100644
--- a/pamac/aur.py
+++ b/pamac/aur.py
@@ -210,4 +210,12 @@ def get_extract_tarball(pkg):
 				print(e)
 				return None
 			else:
-				return os.path.join(srcpkgdir, pkg.name)
+				return os.path.join(srcpkgdir, get_name(pkg))
+
+def get_name(pkg):
+	# the splitext is to remove the original extension
+	# which is tar.foo - currently foo is gz, but this can change
+	# the rstrip is to remove the trailing tar part.
+	if pkg.name not in pkg.tarpath:
+		return os.path.splitext(os.path.basename(pkg.tarpath))[0].rstrip('.tar')
+	return pkg.name
diff --git a/pamac/transaction.py b/pamac/transaction.py
index 7ff89a9..fad2548 100644
--- a/pamac/transaction.py
+++ b/pamac/transaction.py
@@ -640,7 +640,7 @@ def download(url_list, path):
 def build_next():
 	global build_proc
 	pkg = to_build[0]
-	path = os.path.join(aur.srcpkgdir, pkg.name)
+	path = os.path.join(aur.srcpkgdir, aur.get_name(pkg))
 	new_pkgs = aur.get_pkgs(path + '/PKGBUILD')
 	# sources are identicals for splitted packages
 	# (not complete) download(new_pkgs[0].source, path)