diff --git a/games-engines/xsystem4/xsystem4-1.0.0.ebuild b/games-engines/xsystem4/xsystem4-1.0.0.ebuild
index 8187c30da1..41b93bc30b 100644
--- a/games-engines/xsystem4/xsystem4-1.0.0.ebuild
+++ b/games-engines/xsystem4/xsystem4-1.0.0.ebuild
@@ -55,7 +55,7 @@ BDEPEND="
 
 # Patch to correct version number for each release, patch must be edited for each new version
 PATCHES=(
-	"${FILESDIR}"/version_"{PV}".patch
+	"${FILESDIR}"/version_"${PV}".patch
 )
 
 src_unpack() {