diff --git a/dlls/d3dx9_36/effect.c b/dlls/d3dx9_36/effect.c
index 345bee3c3a0..710e999f27f 100644
--- a/dlls/d3dx9_36/effect.c
+++ b/dlls/d3dx9_36/effect.c
@@ -2202,7 +2202,7 @@ static D3DXHANDLE WINAPI d3dx_effect_GetParameterBySemantic(ID3DXEffect *iface,
                 continue;
             }
 
-            if (!_strnicmp(temp_param->semantic, semantic, -1))
+            if (!stricmp(temp_param->semantic, semantic))
             {
                 TRACE("Returning parameter %p\n", temp_param);
                 return get_parameter_handle(temp_param);
@@ -2225,7 +2225,7 @@ static D3DXHANDLE WINAPI d3dx_effect_GetParameterBySemantic(ID3DXEffect *iface,
                 continue;
             }
 
-            if (!_strnicmp(temp_param->semantic, semantic, -1))
+            if (!stricmp(temp_param->semantic, semantic))
             {
                 TRACE("Returning parameter %p\n", temp_param);
                 return get_parameter_handle(temp_param);