diff --git a/testsuite/tests/ghc-regress/typecheck/should_fail/T2538.hs b/testsuite/tests/ghc-regress/typecheck/should_fail/T2538.hs
index cb75351ead4551149314df158c9f1d2346088f06..11d9c479b541eb5e8d9da48f71467b391329c5d8 100644
--- a/testsuite/tests/ghc-regress/typecheck/should_fail/T2538.hs
+++ b/testsuite/tests/ghc-regress/typecheck/should_fail/T2538.hs
@@ -1,7 +1,7 @@
 
 -- Trac #2538
 module ShouldFail where
-import Ix
+import Data.Ix
 
 f :: (Eq a => a -> a) -> Int
 f = error "urk"
diff --git a/testsuite/tests/ghc-regress/typecheck/should_fail/tcfail058.hs b/testsuite/tests/ghc-regress/typecheck/should_fail/tcfail058.hs
index d8315b87b997aee9c07f2e5824732a4c0d1a9e14..2763e97bc787957799bf2e0917b44476b2565a7f 100644
--- a/testsuite/tests/ghc-regress/typecheck/should_fail/tcfail058.hs
+++ b/testsuite/tests/ghc-regress/typecheck/should_fail/tcfail058.hs
@@ -1,5 +1,5 @@
 module ShouldFail where
-import Array
+import Data.Array
 
 -- !!! inadvertently using => instead of ->
 
diff --git a/testsuite/tests/ghc-regress/typecheck/should_fail/tcfail102.hs b/testsuite/tests/ghc-regress/typecheck/should_fail/tcfail102.hs
index aa9a3b5c5f133e03e3b26a1028657f64fdc42911..91f9bb8be5c07b18baf0e59709640c20a80a9e2b 100644
--- a/testsuite/tests/ghc-regress/typecheck/should_fail/tcfail102.hs
+++ b/testsuite/tests/ghc-regress/typecheck/should_fail/tcfail102.hs
@@ -1,6 +1,6 @@
 module ShouldFail where
 
-import Ratio
+import Data.Ratio
 
 data Integral a => P a = P { p :: a }
 
diff --git a/testsuite/tests/ghc-regress/typecheck/should_fail/tcfail193.hs b/testsuite/tests/ghc-regress/typecheck/should_fail/tcfail193.hs
index 1c9bd63e9a6f273906b60944ad9b72d90acf8d93..f8bfd8f681dd886e7590f60239cdd5e8db73017d 100644
--- a/testsuite/tests/ghc-regress/typecheck/should_fail/tcfail193.hs
+++ b/testsuite/tests/ghc-regress/typecheck/should_fail/tcfail193.hs
@@ -4,7 +4,7 @@
 
 module ShouldFail where
 
-import List(inits)
+import Data.List(inits)
 
 z :: [Int]
 z = [x | x <- [3, 2, 1], then inits]
diff --git a/testsuite/tests/ghc-regress/typecheck/should_fail/tcfail194.hs b/testsuite/tests/ghc-regress/typecheck/should_fail/tcfail194.hs
index 05535961d6e9ce8971915823999ac3ea8892f6f0..9166b18b4a81e73796b360adab994f31d90a4903 100644
--- a/testsuite/tests/ghc-regress/typecheck/should_fail/tcfail194.hs
+++ b/testsuite/tests/ghc-regress/typecheck/should_fail/tcfail194.hs
@@ -4,7 +4,7 @@
 
 module ShouldFail where
 
-import List(take)
+import Data.List(take)
 
 z = [x | x <- [1..10], then take 5 by x]