diff --git a/gnss-converters.cabal b/gnss-converters.cabal
--- a/gnss-converters.cabal
+++ b/gnss-converters.cabal
@@ -1,5 +1,5 @@
 name: gnss-converters
-version: 0.3.24
+version: 0.3.25
 cabal-version: >=1.22
 build-type: Simple
 license: BSD3
@@ -38,7 +38,7 @@
         mtl >=2.2.1,
         resourcet >=1.1.9,
         rtcm >=0.2.11,
-        sbp >=2.3.1,
+        sbp >=2.3.2,
         time >=1.5.0.1,
         transformers-base >=0.4.4,
         vector >=0.11.0.0
@@ -99,7 +99,7 @@
         conduit-extra >=1.1.16,
         gnss-converters,
         lens >=4.13,
-        sbp >=2.3.1,
+        sbp >=2.3.2,
         tasty >=0.11.2.1,
         tasty-golden >=2.3.1.1,
         tasty-hunit >=0.9.2,
diff --git a/src/Data/RTCM3/SBP/Biases.hs b/src/Data/RTCM3/SBP/Biases.hs
--- a/src/Data/RTCM3/SBP/Biases.hs
+++ b/src/Data/RTCM3/SBP/Biases.hs
@@ -14,7 +14,7 @@
   ( converter
   ) where
 
-import BasicPrelude hiding (mask)
+import BasicPrelude
 import Control.Lens
 import Data.Bits
 import Data.Conduit
@@ -33,11 +33,11 @@
 -- | Expand out array of biases.
 --
 toBiases :: Word8 -> Int -> [Int16] -> [Int16]
-toBiases mask i (bias:biases)
-  | testBit mask i = bias : toBiases mask (i+1) biases
-toBiases mask i biases
+toBiases m i (bias:biases)
+  | testBit m i = bias : toBiases m (i+1) biases
+toBiases m i biases
   | null biases = biases
-  | otherwise = 0 : toBiases mask (i+1) biases
+  | otherwise = 0 : toBiases m (i+1) biases
 
 -- | Convert an RTCM 1230 GLO biases message into an SBP MsgGloBiases.
 --