diff --git a/libfprint/fp-device.c b/libfprint/fp-device.c
index fe36eae..cde720c 100644
--- a/libfprint/fp-device.c
+++ b/libfprint/fp-device.c
@@ -28,7 +28,7 @@
  * @title: Internal FpDevice
  * @short_description: Internal device routines
  *
- * The methods that are availabe for drivers to manipulate a device. See
+ * The methods that are available for drivers to manipulate a device. See
  * #FpDeviceClass for more information. Also note that most of these are
  * not relevant for image based devices, see #FpImageDeviceClass in that
  * case.
@@ -339,7 +339,7 @@ fp_device_class_init (FpDeviceClass *klass)
   properties[PROP_OPEN] =
     g_param_spec_boolean ("open",
                           "Opened",
-                          "Wether the device is open or not", FALSE,
+                          "Whether the device is open or not", FALSE,
                           G_PARAM_STATIC_STRINGS | G_PARAM_READABLE);
 
   /**
diff --git a/libfprint/fp-device.h b/libfprint/fp-device.h
index b0b690c..5c435fd 100644
--- a/libfprint/fp-device.h
+++ b/libfprint/fp-device.h
@@ -79,7 +79,7 @@ typedef enum {
 
 /**
  * FpDeviceError:
- * @FP_DEVICE_ERROR_GENERAL: A general error occured.
+ * @FP_DEVICE_ERROR_GENERAL: A general error occurred.
  * @FP_DEVICE_ERROR_NOT_SUPPORTED: The device does not support the requested
  *  operation.
  * @FP_DEVICE_ERROR_NOT_OPEN: The device needs to be opened to start this
@@ -113,7 +113,7 @@ GQuark fp_device_error_quark (void);
  * FpEnrollProgress:
  * @device: a #FpDevice
  * @completed_stages: Number of completed stages
- * @print: (nullable) (transfer none): The last scaned print
+ * @print: (nullable) (transfer none): The last scanned print
  * @user_data: (nullable) (transfer none): User provided data
  * @error: (nullable) (transfer none): #GError or %NULL
  *
diff --git a/libfprint/fp-image-device.c b/libfprint/fp-image-device.c
index c4de7bb..4e1b80e 100644
--- a/libfprint/fp-image-device.c
+++ b/libfprint/fp-image-device.c
@@ -100,7 +100,7 @@ fp_image_device_close (FpDevice *device)
    *  1. We are inactive
    *     -> immediately close
    *  2. We are waiting for finger off
-   *     -> imediately deactivate
+   *     -> immediately deactivate
    *  3. We are deactivating
    *     -> handled by deactivate_complete */
 
diff --git a/libfprint/fp-print.c b/libfprint/fp-print.c
index d02bf0a..6f6c7b0 100644
--- a/libfprint/fp-print.c
+++ b/libfprint/fp-print.c
@@ -51,7 +51,7 @@ enum {
   PROP_IMAGE,
 
   /* The following is metadata that is stored by default for each print.
-   * Drivers may make use of these during enrollment (e.g. to additionaly store
+   * Drivers may make use of these during enrollment (e.g. to additionally store
    * the metadata on the device). */
   PROP_FINGER,
   PROP_USERNAME,
diff --git a/libfprint/fpi-device.c b/libfprint/fpi-device.c
index 88d752a..93be7ec 100644
--- a/libfprint/fpi-device.c
+++ b/libfprint/fpi-device.c
@@ -28,7 +28,7 @@
  * @title: Internal FpDevice
  * @short_description: Internal device routines
  *
- * The methods that are availabe for drivers to manipulate a device. See
+ * The methods that are available for drivers to manipulate a device. See
  * #FpDeviceClass for more information. Also note that most of these are
  * not relevant for image based devices, see #FpImageDeviceClass in that
  * case.
@@ -100,7 +100,7 @@ fpi_device_error_new (FpDeviceError error)
   switch (error)
     {
     case FP_DEVICE_ERROR_GENERAL:
-      msg = "An unspecified error occured!";
+      msg = "An unspecified error occurred!";
       break;
 
     case FP_DEVICE_ERROR_NOT_SUPPORTED:
@@ -138,7 +138,7 @@ fpi_device_error_new (FpDeviceError error)
     default:
       g_warning ("Unsupported error, returning general error instead!");
       error = FP_DEVICE_ERROR_GENERAL;
-      msg = "An unspecified error occured!";
+      msg = "An unspecified error occurred!";
     }
 
   return g_error_new_literal (FP_DEVICE_ERROR, error, msg);
diff --git a/libfprint/fpi-device.h b/libfprint/fpi-device.h
index 1f53eaf..94cdb35 100644
--- a/libfprint/fpi-device.h
+++ b/libfprint/fpi-device.h
@@ -65,10 +65,10 @@ struct _FpIdEntry
  * @probe: Called immediately for all devices. Most drivers will not need to
  *   implement this. Drivers should setup the device identifier from the probe
  *   callback which will be used to verify the compatibility of stored
- *   #FpPrint's. It is permissable to temporarily open the USB device if this
+ *   #FpPrint's. It is permissible to temporarily open the USB device if this
  *   is required for the operation. If an error is returned, then the device
  *   will be destroyed again immediately and never reported to the API user.
- * @open: Open the device for futher operations. Any of the normal actions are
+ * @open: Open the device for further operations. Any of the normal actions are
  *   guaranteed to only happen when the device is open (this includes delete).
  * @close: Close the device again
  * @enroll: Start an enroll operation
diff --git a/libfprint/fpi-print.h b/libfprint/fpi-print.h
index c969f12..6541528 100644
--- a/libfprint/fpi-print.h
+++ b/libfprint/fpi-print.h
@@ -20,7 +20,7 @@ typedef enum {
 
 /**
  * FpiMatchResult:
- * @FPI_MATCH_ERROR: An error occured during matching
+ * @FPI_MATCH_ERROR: An error occurred during matching
  * @FPI_MATCH_FAIL: The prints did not match
  * @FPI_MATCH_SUCCESS: The prints matched
  */
diff --git a/libfprint/fpi-usb-transfer.c b/libfprint/fpi-usb-transfer.c
index 99fe3d4..74b5b1c 100644
--- a/libfprint/fpi-usb-transfer.c
+++ b/libfprint/fpi-usb-transfer.c
@@ -366,7 +366,7 @@ transfer_finish_cb (GObject *source_object, GAsyncResult *res, gpointer user_dat
  *
  * Note that #FpiUsbTransfer will be stolen when this function is called.
  * So that all associated data will be free'ed automatically, after the
- * callback ran unless fpi_usb_transfer_ref() is explictly called.
+ * callback ran unless fpi_usb_transfer_ref() is explicitly called.
  */
 void
 fpi_usb_transfer_submit (FpiUsbTransfer        *transfer,
diff --git a/libfprint/fpi-usb-transfer.h b/libfprint/fpi-usb-transfer.h
index 09d22e8..40fd70c 100644
--- a/libfprint/fpi-usb-transfer.h
+++ b/libfprint/fpi-usb-transfer.h
@@ -61,7 +61,7 @@ typedef enum  {
  * @length: The requested length of the transfer in bytes.
  * @actual_length: The actual length of the transfer
  *  (see also fpi_usb_transfer_set_short_error())
- * @buffer: The transfered data.
+ * @buffer: The transferred data.
  *
  * Helper for handling USB transfers.
  */