diff --git a/ark/rar.cpp b/ark/rar.cpp
index ac59d74..67ebc16 100644
--- a/ark/rar.cpp
+++ b/ark/rar.cpp
@@ -39,6 +39,7 @@
 #include <kglobal.h>
 #include <klocale.h>
 #include <kmessagebox.h>
+#include <kpassdlg.h>
 #include <kprocess.h>
 #include <kstandarddirs.h>
 
diff --git a/ark/sevenzip.cpp b/ark/sevenzip.cpp
index c1dc7a7..85e1a95 100644
--- a/ark/sevenzip.cpp
+++ b/ark/sevenzip.cpp
@@ -32,6 +32,7 @@
 #include <kdebug.h>
 #include <kurl.h>
 #include <kmessagebox.h>
+#include <kpassdlg.h>
 #include <kprocess.h>
 #include <kstandarddirs.h>