diff --git a/ghc/lib/std/PrelGHC.hi-boot b/ghc/lib/std/PrelGHC.hi-boot
index 5342e0969e4d6e0925adec63909d2a4aa2ccbbe6..9c8f6132a62279c49a9ca54259677cf6684336b2 100644
--- a/ghc/lib/std/PrelGHC.hi-boot
+++ b/ghc/lib/std/PrelGHC.hi-boot
@@ -245,6 +245,8 @@ indexDoubleOffForeignObj#
   makeStablePtr#
   deRefStablePtr#
   reallyUnsafePtrEquality#
+
+  unsafeCoerce#
 ;
 
 _declarations_