diff --git a/dlls/vbscript/interp.c b/dlls/vbscript/interp.c
index 4858b0b5848..49b4621cdad 100644
--- a/dlls/vbscript/interp.c
+++ b/dlls/vbscript/interp.c
@@ -644,8 +644,26 @@ static HRESULT interp_sub(exec_ctx_t *ctx)
 
 static HRESULT interp_mod(exec_ctx_t *ctx)
 {
-    FIXME("\n");
-    return E_NOTIMPL;
+    variant_val_t r, l;
+    VARIANT v;
+    HRESULT hres;
+
+    TRACE("\n");
+
+    hres = stack_pop_val(ctx, &r);
+    if(FAILED(hres))
+        return hres;
+
+    hres = stack_pop_val(ctx, &l);
+    if(SUCCEEDED(hres)) {
+        hres = VarMod(l.v, r.v, &v);
+        release_val(&l);
+    }
+    release_val(&r);
+    if(FAILED(hres))
+        return hres;
+
+    return stack_push(ctx, &v);
 }
 
 static HRESULT interp_neg(exec_ctx_t *ctx)
diff --git a/dlls/vbscript/tests/lang.vbs b/dlls/vbscript/tests/lang.vbs
index 3b428f12df5..d5565bd3dfc 100644
--- a/dlls/vbscript/tests/lang.vbs
+++ b/dlls/vbscript/tests/lang.vbs
@@ -99,6 +99,13 @@ Call ok(getVT(2-null) = "VT_NULL", "getVT(2-null) = " & getVT(2-null))
 Call ok(2-empty = 2, "2-empty = " & (2-empty))
 Call ok(2-x = -1, "2-x = " & (2-x))
 
+Call ok(9 Mod 6 = 3, "9 Mod 6 = " & (9 Mod 6))
+Call ok(11.6 Mod 5.5 = False, "11.6 Mod 5.5 = " & (11.6 Mod 5.5 = 0.6))
+Call ok(7 Mod 4+2 = 5, "7 Mod 4+2 <> 5")
+Call ok(getVT(2 mod null) = "VT_NULL", "getVT(2 mod null) = " & getVT(2 mod null))
+Call ok(getVT(null mod 2) = "VT_NULL", "getVT(null mod 2) = " & getVT(null mod 2))
+'FIXME: Call ok(empty mod 2 = 0, "empty mod 2 = " & (empty mod 2))
+
 if false then
     ok false, "if false called"
 end if