diff --git a/ghc/lib/std/Array.lhs b/ghc/lib/std/Array.lhs
index cb77fe38488f30c5881cd070b0228db5a4ce24f2..2576f7cfa2876dc90b08743d5592f6f872e7d197 100644
--- a/ghc/lib/std/Array.lhs
+++ b/ghc/lib/std/Array.lhs
@@ -45,7 +45,7 @@ import PrelShow
 import PrelArr		-- Most of the hard work is done here
 import PrelBase
 #else
-import PrimPrel ( PrimArray
+import PrelPrim ( PrimArray
 		, runST
 		, primNewArray
 	        , primWriteArray
diff --git a/ghc/lib/std/CPUTime.lhs b/ghc/lib/std/CPUTime.lhs
index a99e6b7ab093595cd7795f16fa5c4616a5dff3e0..0cd9333caa59df50d0a1c856c48d2f5054609e08 100644
--- a/ghc/lib/std/CPUTime.lhs
+++ b/ghc/lib/std/CPUTime.lhs
@@ -66,7 +66,7 @@ foreign import "libHS_cbits" "clockTicks" clockTicks :: IO Int
 #else
 
 \begin{code}
-import PrimPrel ( nh_getCPUtime
+import PrelPrim ( nh_getCPUtime
 		, nh_getCPUprec
 		, unsafePerformIO
 		)
diff --git a/ghc/lib/std/IO.lhs b/ghc/lib/std/IO.lhs
index 386d490c1af63e3a80541fe9500a008175dbfea5..dcad6352a4e83cdc9bdae0acce070a0fdad67181 100644
--- a/ghc/lib/std/IO.lhs
+++ b/ghc/lib/std/IO.lhs
@@ -87,7 +87,7 @@ module IO (
 
 #ifdef __HUGS__
 import Ix(Ix)
-import PrimPrel ( IORef
+import PrelPrim ( IORef
 		, unsafePerformIO
 		, prelCleanupAfterRunAction
 		, copy_String_to_cstring
diff --git a/ghc/lib/std/Random.lhs b/ghc/lib/std/Random.lhs
index 76a7277e3b4c771e3c6b1860a3b13b6598dfe6f7..94aca4b7f461134ab60de01e96f1cab8ec0e7689 100644
--- a/ghc/lib/std/Random.lhs
+++ b/ghc/lib/std/Random.lhs
@@ -39,7 +39,7 @@ import PrelReal		( toInt )
 import PrelFloat	( float2Double, double2Float )
 import Time		( getClockTime, ClockTime(..) )
 #else
-import PrimPrel		( IORef
+import PrelPrim		( IORef
 			, newIORef
 			, readIORef
 			, writeIORef
diff --git a/ghc/lib/std/System.lhs b/ghc/lib/std/System.lhs
index 5550e6d01c5902184002bc2c34a029177721c582..63bfb40b88d894efd484ef0d8e43b6b101e3e0bd 100644
--- a/ghc/lib/std/System.lhs
+++ b/ghc/lib/std/System.lhs
@@ -188,7 +188,7 @@ unpackProgName argv
 --
 -- Suitable for use with Hugs 98
 -----------------------------------------------------------------------------
-import PrimPrel ( primGetRawArgs
+import PrelPrim ( primGetRawArgs
 		, primGetEnv
 		, prelCleanupAfterRunAction
 		, copy_String_to_cstring