diff --git a/dub.json b/dub.json
index d966fa9..cf9817f 100644
--- a/dub.json
+++ b/dub.json
@@ -13,8 +13,11 @@
 				"cd $PACKAGE_DIR && git clone --recursive https://github.com/ErnyTech/neomimalloc || true",
 				"cd $PACKAGE_DIR/neomimalloc/source/mimalloc && rm -rf build && mkdir build && cd build && cmake -DMI_OVERRIDE=OFF .. && make"
 			],
-			"sourceFiles": [
-				"$PACKAGE_DIR/neomimalloc/source/mimalloc/build/libmimalloc.a"
+			"libs-posix" : [
+				":libmimalloc.a"
+			],
+			"lflags-posix" : [
+				"-L$PACKAGE_DIR/neomimalloc/source/mimalloc/build"
 			]
 		},
 		{
@@ -23,8 +26,11 @@
 				"cd $PACKAGE_DIR && git clone --recursive https://github.com/ErnyTech/neomimalloc || true",
 				"cd $PACKAGE_DIR/neomimalloc/source/mimalloc && rm -rf build && mkdir build && cd build && cmake -DMI_OVERRIDE=OFF -DMI_SECURE=ON .. && make"
 			],
-			"sourceFiles": [
-				"$PACKAGE_DIR/neomimalloc/source/mimalloc/build/libmimalloc-secure.a"
+			"libs-posix" : [
+				":ibmimalloc-secure.a"
+			],
+			"lflags-posix" : [
+				"-L$PACKAGE_DIR/neomimalloc/source/mimalloc/build"
 			]
 		},
 		{
@@ -33,8 +39,11 @@
 				"cd $PACKAGE_DIR && git clone --recursive https://github.com/ErnyTech/neomimalloc || true",
 				"cd $PACKAGE_DIR/neomimalloc/source/mimalloc && rm -rf build && mkdir build && cd build && cmake -DMI_OVERRIDE=ON .. && make"
 			],
-			"sourceFiles": [
-				"$PACKAGE_DIR/neomimalloc/source/mimalloc/build/libmimalloc.a"
+			"libs-posix" : [
+				":libmimalloc.a"
+			],
+			"lflags-posix" : [
+				"-L$PACKAGE_DIR/neomimalloc/source/mimalloc/build"
 			]
 		},
 		{
@@ -43,8 +52,11 @@
 				"cd $PACKAGE_DIR && git clone --recursive https://github.com/ErnyTech/neomimalloc || true",
 				"cd $PACKAGE_DIR/neomimalloc/source/mimalloc && rm -rf build && mkdir build && cd build && cmake -DMI_OVERRIDE=ON -DMI_SECURE=ON .. && make"
 			],
-			"sourceFiles": [
-				"$PACKAGE_DIR/neomimalloc/source/mimalloc/build/libmimalloc-secure.a"
+			"libs-posix" : [
+				":ibmimalloc-secure.a"
+			],
+			"lflags-posix" : [
+				"-L$PACKAGE_DIR/neomimalloc/source/mimalloc/build"
 			]
 		},
 		{
diff --git a/source/neomimalloc/mimallocator.d b/source/neomimalloc/mimallocator.d
index 99259d9..ef81dda 100644
--- a/source/neomimalloc/mimallocator.d
+++ b/source/neomimalloc/mimallocator.d
@@ -202,7 +202,7 @@ struct Mimallocator {
         }
 
         auto sizeOfP = mi_usable_size(p);
-        result = p[0 .. sizeOfP];
+        result = (cast(void*) p)[0 .. sizeOfP];
         return Ternary.yes;
     }
 
@@ -233,6 +233,6 @@ struct Mimallocator {
             return false;
         }
 
-        return mi_check_owned(b.ptr);
+        return mi_check_owned(p);
     }
-}
\ No newline at end of file
+}