diff --git a/CHANGELOG.md b/CHANGELOG.md
index ef2ae7b..e0c20c1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,10 @@
 - `PopupSurface::send_configure` now checks the protocol version and returns an `Result`
 - `KeyboardHandle::input` filter closure now receives a `KeysymHandle` instead of a `Keysym` and returns a `FilterResult`.
 
+#### Backend
+
+- Added `TabletToolType::Unknown` as an option for tablet events
+
 ### Additions
 
 #### Clients & Protocols
diff --git a/Cargo.toml b/Cargo.toml
index 47e7e28..1ac994b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -28,7 +28,7 @@ drm-fourcc = "^2.1.1"
 drm = { version = "0.5.0", optional = true }
 drm-ffi = { version = "0.2.0", optional = true }
 gbm = { version = "0.7.0", optional = true, default-features = false, features = ["drm-support"] }
-input = { version = "0.6", default-features = false, features=["libinput_1_14"], optional = true }
+input = { version = "0.7", default-features = false, features=["libinput_1_14"], optional = true }
 lazy_static = "1"
 libc = "0.2.103"
 libseat= { version = "0.1.1", optional = true }
diff --git a/src/backend/input/tablet.rs b/src/backend/input/tablet.rs
index d2bcc25..bb8a4e0 100644
--- a/src/backend/input/tablet.rs
+++ b/src/backend/input/tablet.rs
@@ -35,6 +35,8 @@ pub enum TabletToolType {
     Lens,
     /// A rotary device with positional and rotation data.  
     Totem,
+    /// Type of the device is not known or does not match any known ones
+    Unknown,
 }
 
 bitflags! {
diff --git a/src/backend/libinput/mod.rs b/src/backend/libinput/mod.rs
index 2d9a76e..1677695 100644
--- a/src/backend/libinput/mod.rs
+++ b/src/backend/libinput/mod.rs
@@ -19,7 +19,7 @@ use std::{
 
 use calloop::{EventSource, Interest, Mode, Poll, PostAction, Readiness, Token, TokenFactory};
 
-use slog::{info, o};
+use slog::{info, o, trace};
 
 mod tablet;
 
@@ -403,6 +403,9 @@ impl InputBackend for LibinputInputBackend {
 
                         callback(InputEvent::DeviceRemoved { device: removed });
                     }
+                    _ => {
+                        trace!(self.logger, "Unknown libinput device event");
+                    }
                 },
                 libinput::Event::Touch(touch_event) => match touch_event {
                     event::TouchEvent::Down(down_event) => {
@@ -420,11 +423,17 @@ impl InputBackend for LibinputInputBackend {
                     event::TouchEvent::Frame(frame_event) => {
                         callback(InputEvent::TouchFrame { event: frame_event });
                     }
+                    _ => {
+                        trace!(self.logger, "Unknown libinput touch event");
+                    }
                 },
                 libinput::Event::Keyboard(keyboard_event) => match keyboard_event {
                     event::KeyboardEvent::Key(key_event) => {
                         callback(InputEvent::Keyboard { event: key_event });
                     }
+                    _ => {
+                        trace!(self.logger, "Unknown libinput keyboard event");
+                    }
                 },
                 libinput::Event::Pointer(pointer_event) => match pointer_event {
                     event::PointerEvent::Motion(motion_event) => {
@@ -441,6 +450,9 @@ impl InputBackend for LibinputInputBackend {
                     event::PointerEvent::Button(button_event) => {
                         callback(InputEvent::PointerButton { event: button_event });
                     }
+                    _ => {
+                        trace!(self.logger, "Unknown libinput pointer event");
+                    }
                 },
                 libinput::Event::Tablet(tablet_event) => match tablet_event {
                     event::TabletToolEvent::Axis(event) => {
@@ -455,6 +467,9 @@ impl InputBackend for LibinputInputBackend {
                     event::TabletToolEvent::Button(event) => {
                         callback(InputEvent::TabletToolButton { event });
                     }
+                    _ => {
+                        trace!(self.logger, "Unknown libinput tablet event");
+                    }
                 },
                 _ => {} //FIXME: What to do with the rest.
             }
diff --git a/src/backend/libinput/tablet.rs b/src/backend/libinput/tablet.rs
index 666a540..0e75ef3 100644
--- a/src/backend/libinput/tablet.rs
+++ b/src/backend/libinput/tablet.rs
@@ -57,14 +57,15 @@ where
         let tool = self.tool();
 
         let tool_type = match tool.tool_type() {
-            tablet_tool::TabletToolType::Pen => TabletToolType::Pen,
-            tablet_tool::TabletToolType::Eraser => TabletToolType::Eraser,
-            tablet_tool::TabletToolType::Brush => TabletToolType::Brush,
-            tablet_tool::TabletToolType::Pencil => TabletToolType::Pencil,
-            tablet_tool::TabletToolType::Airbrush => TabletToolType::Airbrush,
-            tablet_tool::TabletToolType::Mouse => TabletToolType::Mouse,
-            tablet_tool::TabletToolType::Lens => TabletToolType::Lens,
-            tablet_tool::TabletToolType::Totem => TabletToolType::Totem,
+            Some(tablet_tool::TabletToolType::Pen) => TabletToolType::Pen,
+            Some(tablet_tool::TabletToolType::Eraser) => TabletToolType::Eraser,
+            Some(tablet_tool::TabletToolType::Brush) => TabletToolType::Brush,
+            Some(tablet_tool::TabletToolType::Pencil) => TabletToolType::Pencil,
+            Some(tablet_tool::TabletToolType::Airbrush) => TabletToolType::Airbrush,
+            Some(tablet_tool::TabletToolType::Mouse) => TabletToolType::Mouse,
+            Some(tablet_tool::TabletToolType::Lens) => TabletToolType::Lens,
+            Some(tablet_tool::TabletToolType::Totem) => TabletToolType::Totem,
+            _ => TabletToolType::Unknown,
         };
 
         let hardware_serial = tool.serial();