diff --git a/go.mod b/go.mod
index 3fc0e58..b880f80 100644
--- a/go.mod
+++ b/go.mod
@@ -7,7 +7,7 @@ require (
 	github.com/go-ole/go-ole v1.2.2 // indirect
 	github.com/lxn/win v0.0.0-20181015143721-a7f87360b10e
 	github.com/otiai10/gosseract v2.2.0+incompatible
-	github.com/robotn/gohook v0.0.0-20190221131031-8d5c93253274
+	github.com/robotn/gohook v0.0.0-20190227135941-4e658a44067c
 	github.com/shirou/gopsutil v2.18.12+incompatible
 	github.com/shirou/w32 v0.0.0-20160930032740-bb4de0191aa4 // indirect
 	github.com/vcaesar/imgo v0.0.0-20181209162409-13af122cf2fa
diff --git a/go.sum b/go.sum
index b6f9e11..ed8cf86 100644
--- a/go.sum
+++ b/go.sum
@@ -14,8 +14,8 @@ github.com/lxn/win v0.0.0-20181015143721-a7f87360b10e h1:dz4TzIsrPe4XtUyhLkOLdCS
 github.com/lxn/win v0.0.0-20181015143721-a7f87360b10e/go.mod h1:jACzEp9RV7NhfPJQkiCNTteU4nkZZVlvkNpYtVOZPfE=
 github.com/otiai10/gosseract v2.2.0+incompatible h1:r2Icyba/doznLy0MgsDMWJADETgJNjlX78x/BBbhCUY=
 github.com/otiai10/gosseract v2.2.0+incompatible/go.mod h1:XrzWItCzCpFRZ35n3YtVTgq5bLAhFIkascoRo8G32QE=
-github.com/robotn/gohook v0.0.0-20190221131031-8d5c93253274 h1:kSg34ruV/HqMFgzSkmsUPaDwm8pCpVZXf9j8VY0gNY0=
-github.com/robotn/gohook v0.0.0-20190221131031-8d5c93253274/go.mod h1:YD5RyCnUEY2xqtkkgeQVZ31UAfAnVPwUxpTE5cwSXg4=
+github.com/robotn/gohook v0.0.0-20190227135941-4e658a44067c h1:lhKBCH1mWQcvD2eVZevWlXYBJ2npFArzFVAFj3p6z58=
+github.com/robotn/gohook v0.0.0-20190227135941-4e658a44067c/go.mod h1:YD5RyCnUEY2xqtkkgeQVZ31UAfAnVPwUxpTE5cwSXg4=
 github.com/shirou/gopsutil v2.18.12+incompatible h1:1eaJvGomDnH74/5cF4CTmTbLHAriGFsTZppLXDX93OM=
 github.com/shirou/gopsutil v2.18.12+incompatible/go.mod h1:5b4v6he4MtMOwMlS0TUMTu2PcXUg8+E1lC7eC3UO/RA=
 github.com/shirou/w32 v0.0.0-20160930032740-bb4de0191aa4 h1:udFKJ0aHUL60LboW/A+DfgoHVedieIzIXE8uylPue0U=
diff --git a/vendor/github.com/robotn/gohook/event/dispatch_proc.h b/vendor/github.com/robotn/gohook/event/dispatch_proc.h
index fddf9c0..15ef19a 100644
--- a/vendor/github.com/robotn/gohook/event/dispatch_proc.h
+++ b/vendor/github.com/robotn/gohook/event/dispatch_proc.h
@@ -31,7 +31,7 @@ void dispatch_proc(iohook_event * const event) {
 		case EVENT_KEY_RELEASED:
 		case EVENT_KEY_TYPED:
            sprintf(buffer,
-                "{\"id\":%i,\"time\":%" PRIu64 ",\"mask\":%hu,\"reserved\":%hu,\"keycode\":%hu,\"rawcode\":%hu,\"keychar\":%hu}",
+                "{\"id\":%i,\"time\":%" PRIu64 ",\"mask\":%hu,\"reserved\":%hu,\"keycode\":%hu,\"rawcode\":%hu,\"keychar\":%d}",
                 event->type, event->time, event->mask,event->reserved,
                 event->data.keyboard.keycode,
                 event->data.keyboard.rawcode,
@@ -52,7 +52,7 @@ void dispatch_proc(iohook_event * const event) {
 			break;
 		case EVENT_MOUSE_WHEEL:
 			sprintf(buffer,
-				"{\"id\":%i,\"time\":%" PRIu64 ",\"mask\":%hu,\"reserved\":%hu,\"clicks\":%hu,\"x\":%hd,\"y\":%hd,\"type\":%hu,\"ammount\":%hu,\"rotation\":%hd,\"direction\":%hu}",
+				"{\"id\":%i,\"time\":%" PRIu64 ",\"mask\":%hu,\"reserved\":%hu,\"clicks\":%hu,\"x\":%hd,\"y\":%hd,\"type\":%d,\"ammount\":%hu,\"rotation\":%d,\"direction\":%d}",
 				event->type, event->time, event->mask, event->reserved,
 				event->data.wheel.clicks,
 				event->data.wheel.x,
diff --git a/vendor/github.com/robotn/gohook/hook.go b/vendor/github.com/robotn/gohook/hook.go
index 86316ba..00927b4 100644
--- a/vendor/github.com/robotn/gohook/hook.go
+++ b/vendor/github.com/robotn/gohook/hook.go
@@ -76,7 +76,7 @@ type Event struct {
 	Y int16 `json:"y"`
 
 	Amount    uint16 `json:"amount"`
-	Rotation  int16  `json:"rotation"`
+	Rotation  int32  `json:"rotation"`
 	Direction uint8  `json:"direction"`
 }
 
diff --git a/vendor/github.com/robotn/gohook/hook/iohook.h b/vendor/github.com/robotn/gohook/hook/iohook.h
index e135ba6..6fd3471 100644
--- a/vendor/github.com/robotn/gohook/hook/iohook.h
+++ b/vendor/github.com/robotn/gohook/hook/iohook.h
@@ -103,7 +103,8 @@ typedef struct _mouse_wheel_event_data {
 	int16_t y;
 	uint8_t type;
 	uint16_t amount;
-	int16_t rotation;
+	int32_t rotation;
+	// int16_t rotation;
 	uint8_t direction;
 } mouse_wheel_event_data;
 
diff --git a/vendor/modules.txt b/vendor/modules.txt
index aa123b8..5eb104e 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -17,7 +17,7 @@ github.com/go-ole/go-ole/oleutil
 github.com/lxn/win
 # github.com/otiai10/gosseract v2.2.0+incompatible
 github.com/otiai10/gosseract
-# github.com/robotn/gohook v0.0.0-20190221131031-8d5c93253274
+# github.com/robotn/gohook v0.0.0-20190227135941-4e658a44067c
 github.com/robotn/gohook
 # github.com/shirou/gopsutil v2.18.12+incompatible
 github.com/shirou/gopsutil/process