diff --git a/docs/i2c.md b/docs/i2c.md
index 413087e..2567032 100644
--- a/docs/i2c.md
+++ b/docs/i2c.md
@@ -138,14 +138,14 @@ The periphery I2C functions return 0 on success or one of the negative error cod
 
 The libc errno of the failure in an underlying libc library call can be obtained with the `i2c_errno()` helper function. A human readable error message can be obtained with the `i2c_errmsg()` helper function.
 
-| Error Code                | Description                           |
-|---------------------------|---------------------------------------|
-| `I2C_ERROR_ARG`           | Invalid arguments                     |
-| `I2C_ERROR_OPEN`          | Opening I2C device                    |
-| `I2C_ERROR_QUERY_SUPPORT` | Querying I2C support on I2C device    |
-| `I2C_ERROR_NOT_SUPPORTED` | I2C not supported on this device      |
-| `I2C_ERROR_TRANSFER`      | I2C transfer                          |
-| `I2C_ERROR_CLOSE`         | Closing I2C device                    |
+| Error Code                | Description                       |
+|---------------------------|-----------------------------------|
+| `I2C_ERROR_ARG`           | Invalid arguments                 |
+| `I2C_ERROR_OPEN`          | Opening I2C device                |
+| `I2C_ERROR_QUERY`         | Querying I2C device attribtues    |
+| `I2C_ERROR_NOT_SUPPORTED` | I2C not supported on this device  |
+| `I2C_ERROR_TRANSFER`      | I2C transfer                      |
+| `I2C_ERROR_CLOSE`         | Closing I2C device                |
 
 ### EXAMPLE
 
diff --git a/src/i2c.c b/src/i2c.c
index dbdff65..89f571f 100644
--- a/src/i2c.c
+++ b/src/i2c.c
@@ -71,7 +71,7 @@ int i2c_open(i2c_t *i2c, const char *path) {
     if (ioctl(i2c->fd, I2C_FUNCS, &supported_funcs) < 0) {
         int errsv = errno;
         close(i2c->fd);
-        return _i2c_error(i2c, I2C_ERROR_QUERY_SUPPORT, errsv, "Querying I2C_FUNCS");
+        return _i2c_error(i2c, I2C_ERROR_QUERY, errsv, "Querying I2C functions");
     }
 
     if (!(supported_funcs & I2C_FUNC_I2C)) {
diff --git a/src/i2c.h b/src/i2c.h
index 7830d4b..7383f5e 100644
--- a/src/i2c.h
+++ b/src/i2c.h
@@ -21,8 +21,8 @@ extern "C" {
 enum i2c_error_code {
     I2C_ERROR_ARG               = -1, /* Invalid arguments */
     I2C_ERROR_OPEN              = -2, /* Opening I2C device */
-    I2C_ERROR_QUERY_SUPPORT     = -3, /* Querying I2C support on I2C device */
-    I2C_ERROR_NOT_SUPPORTED     = -4, /* I2C not suppoted on this device */
+    I2C_ERROR_QUERY             = -3, /* Querying I2C device attributes */
+    I2C_ERROR_NOT_SUPPORTED     = -4, /* I2C not supported on this device */
     I2C_ERROR_TRANSFER          = -5, /* I2C transfer */
     I2C_ERROR_CLOSE             = -6, /* Closing I2C device */
 };