diff --git a/lib/apds9960/apds9960/const.py b/lib/apds9960/apds9960/const.py
index 0636d83c..ed449f14 100644
--- a/lib/apds9960/apds9960/const.py
+++ b/lib/apds9960/apds9960/const.py
@@ -68,7 +68,7 @@
 APDS9960_BIT_AEN = 0b00000010
 APDS9960_BIT_PEN = 0b00000100
 APDS9960_BIT_WEN = 0b00001000
-APSD9960_BIT_AIEN = 0b00010000
+APDS9960_BIT_AIEN = 0b00010000
 APDS9960_BIT_PIEN = 0b00100000
 APDS9960_BIT_GEN = 0b01000000
 APDS9960_BIT_GVALID = 0b00000001
diff --git a/lib/apds9960/apds9960/device.py b/lib/apds9960/apds9960/device.py
index 35503ef0..fddcdd7f 100644
--- a/lib/apds9960/apds9960/device.py
+++ b/lib/apds9960/apds9960/device.py
@@ -39,7 +39,7 @@ def __init__(self, bus, address=APDS9960_I2C_ADDR, valid_id=APDS9960_DEV_ID):
         # check device id
         self.dev_id = self._read_byte_data(APDS9960_REG_ID)
         if self.dev_id not in valid_id:
-            raise ADPS9960InvalidDevId(self.dev_id, valid_id)
+            raise APDS9960InvalidDevId(self.dev_id, valid_id)
 
         # disable all features
         self.setMode(APDS9960_MODE_ALL, False)
@@ -87,7 +87,7 @@ def setMode(self, mode, enable=True):
         reg_val = self.getMode()
 
         if mode < 0 or mode > APDS9960_MODE_ALL:
-            raise ADPS9960InvalidMode(mode)
+            raise APDS9960InvalidMode(mode)
 
         # change bit(s) in ENABLE register */
         if mode == APDS9960_MODE_ALL:
diff --git a/lib/apds9960/apds9960/exceptions.py b/lib/apds9960/apds9960/exceptions.py
index 83818d60..b297e3b1 100644
--- a/lib/apds9960/apds9960/exceptions.py
+++ b/lib/apds9960/apds9960/exceptions.py
@@ -1,14 +1,14 @@
-class ADPS9960InvalidDevId(ValueError):
+class APDS9960InvalidDevId(ValueError):
     def __init__(self, id, valid_ids):
         Exception.__init__(
             self,
-            "Device id 0x{} is not a valied one (valid: {})!".format(
+            "Device id 0x{} is not a valid one (valid: {})!".format(
                 format(id, "02x"),
                 ", ".join(["0x{}".format(format(i, "02x")) for i in valid_ids]),
             ),
         )
 
 
-class ADPS9960InvalidMode(ValueError):
+class APDS9960InvalidMode(ValueError):
     def __init__(self, mode):
         Exception.__init__(self, "Feature mode {} is invalid!".format(mode))