diff --git a/games-action/blackvoxel/blackvoxel-2.50.ebuild b/games-action/blackvoxel/blackvoxel-2.50.ebuild
index d6c70fed56..f4e5884468 100644
--- a/games-action/blackvoxel/blackvoxel-2.50.ebuild
+++ b/games-action/blackvoxel/blackvoxel-2.50.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=8
 
-inherit desktop flag-o-matic toolchain-funcs xdg
+inherit desktop toolchain-funcs xdg
 
 DESCRIPTION="Blackvoxel Video Game"
 HOMEPAGE="https://www.blackvoxel.com/"
@@ -29,14 +29,9 @@ S="${WORKDIR}/${PN}_source_${PV//./_}"
 PATCHES=(
 	"${FILESDIR}"/${P}-makefile.patch
 	"${FILESDIR}"/${P}-savedir.patch
+	"${FILESDIR}"/${P}-strict-aliasing.patch
 )
 
-src_prepare() {
-	default
-	append-cflags -fno-strict-aliasing
-	append-cxxflags -fno-strict-aliasing
-}
-
 src_compile() {
 	export CXX="$(tc-getCXX)"
 	export CC="$(tc-getCC)"
diff --git a/games-action/blackvoxel/files/blackvoxel-2.50-strict-aliasing.patch b/games-action/blackvoxel/files/blackvoxel-2.50-strict-aliasing.patch
new file mode 100644
index 0000000000..41d2ab8cdb
--- /dev/null
+++ b/games-action/blackvoxel/files/blackvoxel-2.50-strict-aliasing.patch
@@ -0,0 +1,25 @@
+diff --git a/src/ZVoxelType_Concrete.cpp b/src/ZVoxelType_Concrete.cpp
+index 19a95ad..768e094 100644
+--- a/src/ZVoxelType_Concrete.cpp
++++ b/src/ZVoxelType_Concrete.cpp
+@@ -37,10 +37,17 @@
+ 
+ ZVoxelExtension * ZVoxelType_Concrete::CreateVoxelExtension(bool IsLoadingPhase)
+ {
+-  float Pressure = 0.0;
+-  ZMemSize Ms = *((ULong *)&Pressure);
++  union
++  {
++    float             Pressure;
++    ZVoxelExtension * Extension;
++  };
++
++  Extension = 0;
++  Pressure  = 0.0;
++
++  return( Extension );
+ 
+-  return( (ZVoxelExtension *)Ms);
+ }
+ 
+ void  ZVoxelType_Concrete::GetBlockInformations(ZVoxelLocation * DestLocation, ZString & Infos)