9 files changed, 10 insertions, 11 deletions
diff --git a/src/actions/actiondef.h b/src/actions/actiondef.h
index 70e44f794..a192fc4c1 100644
--- a/src/actions/actiondef.h
+++ b/src/actions/actiondef.h
@@ -26,9 +26,8 @@
 
 #include "input/inputmanager.h"
 
-#define decHandler(name) bool name(const InputEvent &event)
-#define impHandler(name) bool name(const InputEvent &event)
-#define impHandler0(name) bool name(const InputEvent &event A_UNUSED)
+#define impHandler(name) bool name(InputEvent &event)
+#define impHandler0(name) bool name(InputEvent &event A_UNUSED)
 
 #define callYellowBar(name) \
     GameModifiers::name(!inputManager.isActionActive( \
diff --git a/src/actions/actions.h b/src/actions/actions.h
index b88fefc7d..6fb4fa01c 100644
--- a/src/actions/actions.h
+++ b/src/actions/actions.h
@@ -21,7 +21,7 @@
 #ifndef ACTIONS_ACTIONS_H
 #define ACTIONS_ACTIONS_H
 
-#define decHandler(name) bool name(const InputEvent &event)
+#define decHandler(name) bool name(InputEvent &event)
 
 struct InputEvent;
 
diff --git a/src/actions/chat.h b/src/actions/chat.h
index f57362b0e..ed7ef97ed 100644
--- a/src/actions/chat.h
+++ b/src/actions/chat.h
@@ -21,7 +21,7 @@
 #ifndef ACTIONS_CHAT_H
 #define ACTIONS_CHAT_H
 
-#define decHandler(name) bool name(const InputEvent &event)
+#define decHandler(name) bool name(InputEvent &event)
 
 struct InputEvent;
 
diff --git a/src/actions/move.h b/src/actions/move.h
index 4ca760400..3e126baea 100644
--- a/src/actions/move.h
+++ b/src/actions/move.h
@@ -21,7 +21,7 @@
 #ifndef ACTIONS_MOVE_H
 #define ACTIONS_MOVE_H
 
-#define decHandler(name) bool name(const InputEvent &event)
+#define decHandler(name) bool name(InputEvent &event)
 
 struct InputEvent;
 
diff --git a/src/actions/statusbar.h b/src/actions/statusbar.h
index 68e1d6217..e532e4d6f 100644
--- a/src/actions/statusbar.h
+++ b/src/actions/statusbar.h
@@ -21,7 +21,7 @@
 #ifndef ACTIONS_STATUSBAR_H
 #define ACTIONS_STATUSBAR_H
 
-#define decHandler(name) bool name(const InputEvent &event)
+#define decHandler(name) bool name(InputEvent &event)
 
 struct InputEvent;
 
diff --git a/src/actions/tabs.h b/src/actions/tabs.h
index c0bb49c86..89468d67f 100644
--- a/src/actions/tabs.h
+++ b/src/actions/tabs.h
@@ -21,7 +21,7 @@
 #ifndef ACTIONS_TABS_H
 #define ACTIONS_TABS_H
 
-#define decHandler(name) bool name(const InputEvent &event)
+#define decHandler(name) bool name(InputEvent &event)
 
 struct InputEvent;
 
diff --git a/src/actions/target.h b/src/actions/target.h
index 0b4bea943..529f339ce 100644
--- a/src/actions/target.h
+++ b/src/actions/target.h
@@ -21,7 +21,7 @@
 #ifndef ACTIONS_TARGET_H
 #define ACTIONS_TARGET_H
 
-#define decHandler(name) bool name(const InputEvent &event)
+#define decHandler(name) bool name(InputEvent &event)
 
 struct InputEvent;
 
diff --git a/src/actions/windows.h b/src/actions/windows.h
index 97f1b85e7..9b0184feb 100644
--- a/src/actions/windows.h
+++ b/src/actions/windows.h
@@ -21,7 +21,7 @@
 #ifndef ACTIONS_WINDOWS_H
 #define ACTIONS_WINDOWS_H
 
-#define decHandler(name) bool name(const InputEvent &event)
+#define decHandler(name) bool name(InputEvent &event)
 
 struct InputEvent;
 
diff --git a/src/input/inputactiondata.h b/src/input/inputactiondata.h
index 403f5050e..aefa6fc86 100644
--- a/src/input/inputactiondata.h
+++ b/src/input/inputactiondata.h
@@ -27,7 +27,7 @@
 
 #include <string>
 
-typedef bool (*ActionFuncPtr) (const InputEvent &event);
+typedef bool (*ActionFuncPtr) (InputEvent &event);
 
 struct InputActionData final
 {