diff --git a/dlls/usp10/usp10.c b/dlls/usp10/usp10.c
index 16f575bca3a..aefe6cc65a2 100644
--- a/dlls/usp10/usp10.c
+++ b/dlls/usp10/usp10.c
@@ -1828,3 +1828,14 @@ HRESULT WINAPI ScriptApplyLogicalWidth(const int *dx, int num_chars, int num_gly
     for (i = 0; i < num_chars; i++) justify[i] = advance[i];
     return S_OK;
 }
+
+HRESULT WINAPI ScriptJustify(const SCRIPT_VISATTR *sva, const int *advance,
+                             int num_glyphs, int dx, int min_kashida, int *justify)
+{
+    int i;
+
+    FIXME("(%p, %p, %d, %d, %d, %p)\n", sva, advance, num_glyphs, dx, min_kashida, justify);
+
+    for (i = 0; i < num_glyphs; i++) justify[i] = advance[i];
+    return S_OK;
+}
diff --git a/dlls/usp10/usp10.spec b/dlls/usp10/usp10.spec
index 54137f2292f..5e358707c41 100644
--- a/dlls/usp10/usp10.spec
+++ b/dlls/usp10/usp10.spec
@@ -12,7 +12,7 @@
 @ stdcall ScriptGetProperties(ptr long)
 @ stdcall ScriptIsComplex(wstr long long)
 @ stdcall ScriptItemize(wstr long long ptr ptr ptr ptr)
-@ stub ScriptJustify
+@ stdcall ScriptJustify(ptr ptr long long long ptr)
 @ stdcall ScriptLayout(long ptr ptr ptr)
 @ stdcall ScriptPlace(ptr ptr ptr long ptr ptr ptr ptr ptr)
 @ stdcall ScriptRecordDigitSubstitution(ptr ptr)