diff --git a/build.sh b/build.sh
index 438baef..0043e73 100755
--- a/build.sh
+++ b/build.sh
@@ -116,7 +116,7 @@ compile_koreader() {
   cd src/koreader
 
   # Remove previous builds
-  rm *.tar.gz *.zip
+  rm *.targz *.tar.gz *.zip
 
   make fetchthirdparty