diff --git a/src/libraries/System.Runtime.Intrinsics/tests/Wasm/PackedSimdTests.cs b/src/libraries/System.Runtime.Intrinsics/tests/Wasm/PackedSimdTests.cs
index b3694d7e8cf771..c15ce4d164f6a2 100644
--- a/src/libraries/System.Runtime.Intrinsics/tests/Wasm/PackedSimdTests.cs
+++ b/src/libraries/System.Runtime.Intrinsics/tests/Wasm/PackedSimdTests.cs
@@ -377,6 +377,35 @@ public unsafe void MinMaxSignedUnsignedTest()
             Assert.Equal((byte)0, unsignedMin.GetElement(0));
         }
 
+        [Fact]
+        public unsafe void SplatTypes()
+        {
+            Assert.Equal(Vector128.Create(2.5f, 2.5f, 2.5f, 2.5f), PackedSimd.Splat(2.5f));
+            Assert.Equal(Vector128.Create(-2, -2, -2, -2), PackedSimd.Splat(-2));
+            Assert.Equal(Vector128.Create(2U, 2U, 2U, 2U), PackedSimd.Splat(2U));
+            Assert.Equal(Vector128.Create(2.5, 2.5), PackedSimd.Splat(2.5));
+            Assert.Equal(Vector128.Create(-2L, -2L), PackedSimd.Splat(-2L));
+            Assert.Equal(Vector128.Create(2UL, 2UL), PackedSimd.Splat(2UL));
+            Assert.Equal(Vector128.Create(
+                (byte)2, (byte)2, (byte)2, (byte)2,
+                (byte)2, (byte)2, (byte)2, (byte)2,
+                (byte)2, (byte)2, (byte)2, (byte)2,
+                (byte)2, (byte)2, (byte)2, (byte)2), PackedSimd.Splat((byte)2));
+            Assert.Equal(Vector128.Create(
+                (sbyte)-2, (sbyte)-2, (sbyte)-2, (sbyte)-2,
+                (sbyte)-2, (sbyte)-2, (sbyte)-2, (sbyte)-2,
+                (sbyte)-2, (sbyte)-2, (sbyte)-2, (sbyte)-2,
+                (sbyte)-2, (sbyte)-2, (sbyte)-2, (sbyte)-2), PackedSimd.Splat((sbyte)-2));
+            Assert.Equal(Vector128.Create(
+                (short)-2, (short)-2, (short)-2, (short)-2,
+                (short)-2, (short)-2, (short)-2, (short)-2), PackedSimd.Splat((short)-2));
+            Assert.Equal(Vector128.Create(
+                (ushort)2, (ushort)2, (ushort)2, (ushort)2,
+                (ushort)2, (ushort)2, (ushort)2, (ushort)2), PackedSimd.Splat((ushort)2));
+            Assert.Equal(Vector128.Create([(nint)2, (nint)2, (nint)2, (nint)2]), PackedSimd.Splat((nint)2));
+            Assert.Equal(Vector128.Create([(nuint)2, (nuint)2, (nuint)2, (nuint)2]), PackedSimd.Splat((nuint)2));
+        }
+
         [Fact]
         public unsafe void LoadScalarAndSplatInfinityTest()
         {
diff --git a/src/mono/mono/mini/interp/transform-simd.c b/src/mono/mono/mini/interp/transform-simd.c
index c4a47db328cf9a..86fdbbf309c9ca 100644
--- a/src/mono/mono/mini/interp/transform-simd.c
+++ b/src/mono/mono/mini/interp/transform-simd.c
@@ -993,6 +993,8 @@ lookup_packedsimd_intrinsic (const char *name, MonoType *arg1)
 		arg_type = mono_class_get_context (vector_klass)->class_inst->type_argv [0];
 	} else if (arg1->type == MONO_TYPE_PTR) {
 		arg_type = m_type_data_get_type_unchecked (arg1);
+	} else if (MONO_TYPE_IS_VECTOR_PRIMITIVE(arg1)) {
+		arg_type = arg1;
 	} else {
 		// g_printf ("%s arg1 type was not pointer or simd type: %s\n", name, m_class_get_name (vector_klass));
 		return FALSE;