diff --git a/haskell-platform-2014.2.0.0-version-bumps.patch b/haskell-platform-2014.2.0.0-version-bumps.patch
index 469b078..74037b2 100644
--- a/haskell-platform-2014.2.0.0-version-bumps.patch
+++ b/haskell-platform-2014.2.0.0-version-bumps.patch
@@ -43,17 +43,3 @@
        unordered-containers           ==0.2.4.0,
        vector                         ==0.10.9.1,
        xhtml                          ==3000.2.1,
-@@ -103,7 +103,7 @@
-   -- Depending on programs does not work, they are not registered
-   -- We list them to help distro packaging.
-   build-tools:
--      cabal-install                  ==1.18.0.5,
--      alex                           ==3.1.3,
--      happy                          ==1.19.4,
--      hscolour                       ==1.20.3
-+--      cabal-install                  ==1.18.0.8,
-+      alex                           ==3.1.4,
-+      happy                          ==1.19.5,
-+      hscolour                       ==1.20
-
-Diff finished.  Fri Apr  3 19:11:31 2015
diff --git a/haskell-platform.spec b/haskell-platform.spec
index eed3067..6d85605 100644
--- a/haskell-platform.spec
+++ b/haskell-platform.spec
@@ -45,7 +45,7 @@ Version:        %{upstream_version}.2
 # - release can only be reset if all library versions get bumped simultaneously
 #   (eg for a major release)
 # - minor release numbers should be incremented monotonically
-Release:        2%{?dist}
+Release:        3%{?dist}
 Summary:        Standard Haskell distribution
 
 Group:          Development/Tools
@@ -184,6 +184,20 @@ This provides the haskell-platform meta library package.
 # hack for h-p.cabal in top dir
 mkdir packages/%{name}-%{version}
 cp LICENSE hptool/Setup.hs packages/%{name}-%{version}
+
+cabal-tweak-dep-ver cabal-install '==1.18.0.5' ''
+
+%ifarch aarch64
+# bz#1210323
+cabal-tweak-dep-ver alex '==3.1.3' ''
+cabal-tweak-dep-ver happy '==1.19.4' ''
+cabal-tweak-dep-ver hscolour '==1.20.3' ''
+%else
+cabal-tweak-dep-ver alex '==3.1.3' '3.1.4'
+cabal-tweak-dep-ver happy '==1.19.4' '1.19.5'
+# HsColour reports 1.20
+cabal-tweak-dep-ver hscolour '==1.20.3' '1.20'
+%endif
 mv %{name}.cabal packages/%{name}-%{version}
 
 
@@ -249,6 +263,9 @@ rm %{buildroot}/%{_docdir}/ghc-%{name}*/LICENSE
 
 
 %changelog
+* Fri Apr 10 2015 Jens Petersen <petersen@redhat.com> - 2014.2.0.0.2-3
+- workaround build-tools version detection failures on aarch64 (#1210323)
+
 * Fri Apr  3 2015 Jens Petersen <petersen@redhat.com> - 2014.2.0.0.2-2
 - bump alex to 3.1.4
 - bump cabal-install to 1.18.0.8