diff --git a/files/materials/watersim_heightmap.shader b/files/materials/watersim_heightmap.shader
index 50d375efe..ec8ae4174 100644
--- a/files/materials/watersim_heightmap.shader
+++ b/files/materials/watersim_heightmap.shader
@@ -14,12 +14,21 @@
 
     SH_START_PROGRAM
     {
+#if !SH_HLSL
 		const float3 offset[4] = float3[4](
 			float3(-1.0, 0.0, 0.25),
 			float3( 1.0, 0.0, 0.25),
 			float3( 0.0,-1.0, 0.25),
 			float3( 0.0, 1.0, 0.25)
 		);	
+#else
+                const float3 offset[4] = {
+                    float3(-1.0, 0.0, 0.25),
+                    float3( 1.0, 0.0, 0.25),
+                    float3( 0.0,-1.0, 0.25),
+                    float3( 0.0, 1.0, 0.25)
+                    };
+#endif
 
                 float fHeightPrev = DecodeHeightmap(heightPrevSampler, UV.xy + previousFrameOffset.xy + currentFrameOffset.xy);
 		
diff --git a/files/materials/watersim_heighttonormal.shader b/files/materials/watersim_heighttonormal.shader
index 5402b6bb5..eaa4af498 100644
--- a/files/materials/watersim_heighttonormal.shader
+++ b/files/materials/watersim_heighttonormal.shader
@@ -8,12 +8,21 @@
 
     SH_START_PROGRAM
     {
-		float2 offset[4] = float2[4] (
-			vec2(-1.0, 0.0),
-			vec2( 1.0, 0.0),
-			vec2( 0.0,-1.0),
-			vec2( 0.0, 1.0)
-		);
+#if !SH_HLSL
+                float2 offset[4] = float2[4] (
+                    float2(-1.0, 0.0),
+                    float2( 1.0, 0.0),
+                    float2( 0.0,-1.0),
+                    float2( 0.0, 1.0)
+                );
+#else
+                float2 offset[4] = {
+                    float2(-1.0, 0.0),
+                    float2( 1.0, 0.0),
+                    float2( 0.0,-1.0),
+                    float2( 0.0, 1.0)
+                    };
+#endif
 
 		float fHeightL = DecodeHeightmap(heightCurrentSampler, UV.xy + offset[0]*rippleTextureSize.xy);
 		float fHeightR = DecodeHeightmap(heightCurrentSampler, UV.xy + offset[1]*rippleTextureSize.xy);