add missing vector include

diff --git a/apt-pkg/install-progress.h b/apt-pkg/install-progress.h
index 513de1c08463aa1f4d76fe3d8e5150a520caac4d..8a5b68a8ff9335b55cd7c153f74630a135bc50e5 100644 (file)
--- a/apt-pkg/install-progress.h
+++ b/apt-pkg/install-progress.h
@@ -4,6 +4,7 @@
 #include <string>
 #include <unistd.h>
 #include <signal.h>
+#include <vector>
 
 namespace APT {
 namespace Progress {