diff --git a/installer.py b/installer.py
index 0f14c3f3d..829f4fe3f 100644
--- a/installer.py
+++ b/installer.py
@@ -803,6 +803,9 @@ def install_ipex():
     if os.environ.get("PYTORCH_ENABLE_XPU_FALLBACK", None) is None:
         os.environ.setdefault('PYTORCH_ENABLE_XPU_FALLBACK', '1') # CPU fallback for unsupported ops
 
+    if os.environ.get("UR_L0_ENABLE_RELAXED_ALLOCATION_LIMITS", None) is None:
+        os.environ.setdefault('UR_L0_ENABLE_RELAXED_ALLOCATION_LIMITS', '1') # Work around the 4G alloc limit on Alchemist
+
     # FP64 emulation causes random UR Errors
     #if os.environ.get("OverrideDefaultFP64Settings", None) is None:
     #    os.environ.setdefault('OverrideDefaultFP64Settings', '1')
diff --git a/modules/intel/ipex/hijacks.py b/modules/intel/ipex/hijacks.py
index a359fefc7..eb8936c3a 100644
--- a/modules/intel/ipex/hijacks.py
+++ b/modules/intel/ipex/hijacks.py
@@ -17,14 +17,6 @@ device_supports_fp64 = torch.xpu.has_fp64_dtype() if hasattr(torch.xpu, "has_fp6
 if os.environ.get('IPEX_FORCE_ATTENTION_SLICE', '0') == '0':
     if torch_version[0] > 2 or (torch_version[0] == 2 and torch_version[1] >= 7):
         use_dynamic_attention = False # torch 2.7 has flash atten support
-    elif (torch.xpu.get_device_properties(devices.device).total_memory / 1024 / 1024 / 1024) > 4.1:
-        try:
-            x = torch.ones((33000,33000), dtype=torch.float32, device=devices.device)
-            del x
-            torch.xpu.empty_cache()
-            use_dynamic_attention = False
-        except Exception:
-            use_dynamic_attention = True
     else:
         use_dynamic_attention = True
 else: