diff --git a/client/auto_update.C b/client/auto_update.C
index 4e7531ffa8..9b0b9d28b3 100644
--- a/client/auto_update.C
+++ b/client/auto_update.C
@@ -22,7 +22,6 @@
 #include "error_numbers.h"
 #include "filesys.h"
 #include "util.h"
-#include "proc_control.h"
 
 #include "client_msgs.h"
 #include "file_names.h"
diff --git a/client/main.C b/client/main.C
index 1c0047e5e8..a887e955aa 100644
--- a/client/main.C
+++ b/client/main.C
@@ -68,7 +68,6 @@ typedef void (CALLBACK* ClientLibraryShutdown)();
 #include "prefs.h"
 #include "filesys.h"
 #include "network.h"
-#include "proc_control.h"
 
 #include "client_state.h"
 #include "file_names.h"
diff --git a/clientgui/BOINCClientManager.cpp b/clientgui/BOINCClientManager.cpp
index ac6ac1fcc5..3d61c1a72b 100644
--- a/clientgui/BOINCClientManager.cpp
+++ b/clientgui/BOINCClientManager.cpp
@@ -33,7 +33,6 @@
 #ifdef __WXMAC__
 #include "filesys.h"
 #include "util.h"
-#include "proc_control.h"
 
 enum {
     NewStyleDaemon = 1,