diff --git a/ChangeLog b/ChangeLog
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+5.5.2.3
+-------
+
+* Earlier fix for `NFData` wasn't quite complete/correct.
+
 5.5.2.2
 -------
 
diff --git a/Data/Graph/Inductive/Internal/Heap.hs b/Data/Graph/Inductive/Internal/Heap.hs
--- a/Data/Graph/Inductive/Internal/Heap.hs
+++ b/Data/Graph/Inductive/Internal/Heap.hs
@@ -21,7 +21,7 @@
 data Heap a b = Empty | Node a b [Heap a b]
      deriving (Eq, Show, Read)
 
-#if __GLASGOW_HASKELL__ >= 704
+#if MIN_VERSION_containers (0,4,2)
 instance (NFData a, NFData b) => NFData (Heap a b) where
   rnf Empty         = ()
   rnf (Node a b hs) = rnf a `seq` rnf b `seq` rnf hs
diff --git a/Data/Graph/Inductive/NodeMap.hs b/Data/Graph/Inductive/NodeMap.hs
--- a/Data/Graph/Inductive/NodeMap.hs
+++ b/Data/Graph/Inductive/NodeMap.hs
@@ -43,7 +43,7 @@
               key :: Int }
     deriving (Eq, Show, Read)
 
-#if __GLASGOW_HASKELL__ >= 704
+#if MIN_VERSION_containers (0,4,2)
 instance (NFData a) => NFData (NodeMap a) where
   rnf (NodeMap mp k) = rnf mp `seq` rnf k
 #endif
diff --git a/Data/Graph/Inductive/PatriciaTree.hs b/Data/Graph/Inductive/PatriciaTree.hs
--- a/Data/Graph/Inductive/PatriciaTree.hs
+++ b/Data/Graph/Inductive/PatriciaTree.hs
@@ -115,7 +115,7 @@
               !g3 = addPred g2 v s
           in Gr g3
 
-#if __GLASGOW_HASKELL__ >= 704
+#if MIN_VERSION_containers (0,4,2)
 instance (NFData a, NFData b) => NFData (Gr a b) where
   rnf (Gr g) = rnf g
 #endif
diff --git a/Data/Graph/Inductive/Tree.hs b/Data/Graph/Inductive/Tree.hs
--- a/Data/Graph/Inductive/Tree.hs
+++ b/Data/Graph/Inductive/Tree.hs
@@ -125,7 +125,7 @@
                        (const (error ("Node Exception, Node: "++show v)))
       cntxt' = (p,l,s)
 
-#if __GLASGOW_HASKELL__ >= 704
+#if MIN_VERSION_containers (0,4,2)
 instance (NFData a, NFData b) => NFData (Gr a b) where
   rnf (Gr g) = rnf g
 #endif
diff --git a/fgl.cabal b/fgl.cabal
--- a/fgl.cabal
+++ b/fgl.cabal
@@ -1,5 +1,5 @@
 name:          fgl
-version:       5.5.2.2
+version:       5.5.2.3
 license:       BSD3
 license-file:  LICENSE
 author:        Martin Erwig, Ivan Lazar Miljenovic
@@ -17,8 +17,8 @@
 extra-source-files:
                ChangeLog
 
-tested-with:   GHC == 7.4.2, GHC == 7.6.3, GHC == 7.8.4,
-               GHC == 7.10.2, GHC == 7.11.*
+tested-with:   GHC == 7.0.4, GHC == 7.2.2, GHC == 7.4.2, GHC == 7.6.3,
+               GHC == 7.8.4, GHC == 7.10.2, GHC == 7.11.*
 
 source-repository head
     type:         git