diff --git a/test/Feature/HLSLLib/cosh.32.test b/test/Feature/HLSLLib/cosh.32.test
index 286736aa..b1b6c51d 100644
--- a/test/Feature/HLSLLib/cosh.32.test
+++ b/test/Feature/HLSLLib/cosh.32.test
@@ -38,8 +38,8 @@ Buffers:
     #  NaN, Inf, 1.0, 1.0, 1.0, 1.0, Inf, 1.543081, 1.543081,
 Results:
   - Result: Test1
-    Rule: BufferFloatEpsilon
-    Epsilon: 0.0008
+    Rule: BufferFloatULP
+    ULPT: 4
     Actual: Out
     Expected: ExpectedOut
 DescriptorSets:
diff --git a/test/Feature/HLSLLib/sinh.16.test b/test/Feature/HLSLLib/sinh.16.test
index 6a9de395..07150c64 100644
--- a/test/Feature/HLSLLib/sinh.16.test
+++ b/test/Feature/HLSLLib/sinh.16.test
@@ -38,8 +38,8 @@ Buffers:
     #  NaN, -Inf, 0.0, 0.0, 0.0, 0.0, Inf, 1.175201, -1.175201,
 Results:
   - Result: Test1
-    Rule: BufferFloatEpsilon
-    Epsilon: 0.0008
+    Rule: BufferFloatULP
+    ULPT: 2
     Actual: Out
     Expected: ExpectedOut
 DescriptorSets:
diff --git a/test/Feature/HLSLLib/sinh.32.test b/test/Feature/HLSLLib/sinh.32.test
index 7fb1be06..58b86beb 100644
--- a/test/Feature/HLSLLib/sinh.32.test
+++ b/test/Feature/HLSLLib/sinh.32.test
@@ -38,8 +38,8 @@ Buffers:
     #  NaN, -Inf, 0.0, 0.0, 0.0, 0.0, Inf, 1.175201, -1.175201,
 Results:
   - Result: Test1
-    Rule: BufferFloatEpsilon
-    Epsilon: 0.0008
+    Rule: BufferFloatULP
+    ULPT: 4
     Actual: Out
     Expected: ExpectedOut
 DescriptorSets:
diff --git a/test/Feature/HLSLLib/tanh.16.test b/test/Feature/HLSLLib/tanh.16.test
index 6e4fc9e5..5a421a10 100644
--- a/test/Feature/HLSLLib/tanh.16.test
+++ b/test/Feature/HLSLLib/tanh.16.test
@@ -38,8 +38,8 @@ Buffers:
     # -0.0, 0.0, 0.761594, -0.761594, -0.0, 0.0, 0.761594, -0.761594, -0.0, 0.0, 0.761594, -0.761594,
 Results:
   - Result: Test1
-    Rule: BufferFloatEpsilon
-    Epsilon: 0.0008
+    Rule: BufferFloatULP
+    ULPT: 5
     Actual: Out
     Expected: ExpectedOut
 DescriptorSets:
diff --git a/test/Feature/HLSLLib/tanh.32.test b/test/Feature/HLSLLib/tanh.32.test
index 888ae978..b803e877 100644
--- a/test/Feature/HLSLLib/tanh.32.test
+++ b/test/Feature/HLSLLib/tanh.32.test
@@ -36,8 +36,8 @@ Buffers:
     Data: [ -0.0, 0.0, 0.761594, -0.761594, -0.0, 0.0, 0.761594, -0.761594, -0.0, 0.0, 0.761594, -0.761594]
 Results:
   - Result: Test1
-    Rule: BufferFloatEpsilon
-    Epsilon: 0.0008
+    Rule: BufferFloatULP
+    ULPT: 120  # Metal has an ULP range of 5, CUDA has 2, but NV drivers seem to have wider drift
     Actual: Out
     Expected: ExpectedOut
 DescriptorSets:
@@ -61,5 +61,5 @@ DescriptorSets:
 
 
 # RUN: split-file %s %t
-# RUN: %dxc_target -T cs_6_5 -Fo %t.o %t/source.hlsl
+# RUN: %dxc_target -T cs_6_5 -Gis -Fo %t.o %t/source.hlsl
 # RUN: %offloader %t/pipeline.yaml %t.o