diff --git a/ghc.changes b/ghc.changes
index 166f66a..569c2ed 100644
--- a/ghc.changes
+++ b/ghc.changes
@@ -1,7 +1,12 @@
+-------------------------------------------------------------------
+Tue Jun  8 10:46:50 UTC 2021 - Ondřej Súkup <mimi.vx@gmail.com>
+
+- 8.10.5 llvm backend needs llvm 10 - 12
+
 -------------------------------------------------------------------
 Sun Jun  6 19:38:14 UTC 2021 - Ondřej Súkup <mimi.vx@gmail.com>
 
-- update to 8.10.x
+- update to 8.10.5
 - refresh ghc-pie.patch
  * Fix a bug resulting in segmentation faults where code may be unloaded prematurely
    when using the parallel garbage collector (#19417) along with other bugs
diff --git a/ghc.spec b/ghc.spec
index 66f2958..f9c635a 100644
--- a/ghc.spec
+++ b/ghc.spec
@@ -53,10 +53,10 @@ BuildRequires:  xz
 %ifarch aarch64 %{arm}
 BuildRequires:  binutils-gold
 %endif
-%ifarch aarch64 %{arm} %{ix86} x86_64
-BuildRequires:  clang9
-BuildRequires:  llvm9
-BuildRequires:  llvm9-devel
+%ifarch aarch64 %{arm}
+BuildRequires:  clang10
+BuildRequires:  llvm10
+BuildRequires:  llvm10-devel
 %endif
 %if %{undefined without_manual}
 BuildRequires:  python3-Sphinx
@@ -109,12 +109,12 @@ Requires(postun): update-alternatives
 Requires:       binutils-gold
 %endif
 %ifarch aarch64 %{arm}
-Requires:       clang9
-Requires:       llvm9
+Requires:       clang10
+Requires:       llvm10
 %endif
 %ifarch x86_64 %{ix86}
-Suggests:       clang9 
-Suggests:       llvm9
+Suggests:       clang10 
+Suggests:       llvm10
 %endif
 
 %description compiler