diff --git a/build/jam/OptionalPackages b/build/jam/OptionalPackages
index 9ff4f0dcc3..cf05e3749b 100644
--- a/build/jam/OptionalPackages
+++ b/build/jam/OptionalPackages
@@ -749,8 +749,8 @@ if [ IsOptionalHaikuImagePackageAdded Mercurial ] {
 	if $(TARGET_ARCH) != x86 {
 		Echo "No optional package Mercurial available for $(TARGET_ARCH)" ;
 	} else {
-		InstallOptionalHaikuImagePackage mercurial-1.5-x86-gcc2-2010-03-12.zip
-			: $(baseURL)/mercurial-1.5-x86-gcc2-2010-03-12.zip
+		InstallOptionalHaikuImagePackage mercurial-1.5-r1a2-x86-gcc2-2010-04-27.zip
+			: $(baseURL)/mercurial-1.5-r1a2-x86-gcc2-2010-04-27.zip
 			:
 			: true
 		;