diff --git a/repos/spack_repo/builtin/packages/mgard/package.py b/repos/spack_repo/builtin/packages/mgard/package.py
index b8d06ea8406..1230780be11 100644
--- a/repos/spack_repo/builtin/packages/mgard/package.py
+++ b/repos/spack_repo/builtin/packages/mgard/package.py
@@ -30,6 +30,11 @@ class Mgard(CMakePackage, CudaPackage, ROCmPackage):
     license("Apache-2.0")
 
     # In spack numbers take precedence over alphabetic chars when sorting versions.
+    version(
+        "1.6.0",
+        sha256="06b1b2839a1794ec006db8f86683189bdd974e0404167ff3fc3705f0af02de4e",
+        preferred=True,
+    )
     version("1.5.2", sha256="d78ff8735e9fc6f86abc4830563799a3dd3c9abf33d13d82ed42dbc28d48685d")
 
     # Historical versions using fork (with patches for Spack compatibility)
@@ -37,7 +42,6 @@ class Mgard(CMakePackage, CudaPackage, ROCmPackage):
         "compat-2023-12-09",
         commit="d61d8c06c49a72b2e582cc02de88b7b27e1275d2",
         git="https://github.com/robertu94/MGARD.git",
-        preferred=True,
     )
     version(
         "compat-2023-03-31",
@@ -121,9 +125,16 @@ class Mgard(CMakePackage, CudaPackage, ROCmPackage):
     # https://github.com/abseil/abseil-cpp/issues/1629
     conflicts("abseil-cpp@20240116.1", when="+cuda", msg="triggers nvcc parser bug")
 
-    patch("hip-pointer-attribute-struct-fix.patch", when="@:2023-12-09")
-    patch("hip-cub-configure.patch", when="@:2023-12-09")
-    patch("hip-abs-reduce-type.patch", when="@:2023-12-09")
+    patch("hip-pointer-attribute-struct-fix.patch", when="@:1.5")
+    patch("hip-cub-configure.patch", when="@:1.5")
+    patch("hip-abs-reduce-type.patch", when="@:1.5")
+
+    # https://github.com/CODARcode/MGARD/issues/252
+    patch(
+        "https://github.com/CODARcode/MGARD/commit/8d13307586cc0e87b2d1164bd0b4dd2cc18f9dc2.patch?full_index=1",
+        sha256="1c64ad285f616d87d13ae4faa1ef57adeb6a3f20013f78b3e36d2beae479b4db",
+        when="@1.6",
+    )
 
     def flag_handler(self, name, flags):
         if name == "cxxflags":