diff --git a/cli/smartcontract/generate.go b/cli/smartcontract/generate.go
index 6965d527c..d95e90ca1 100644
--- a/cli/smartcontract/generate.go
+++ b/cli/smartcontract/generate.go
@@ -19,16 +19,19 @@ var generatorFlags = []cli.Flag{
 		Usage: "Configuration file to use",
 	},
 	cli.StringFlag{
-		Name:  "manifest, m",
-		Usage: "Read contract manifest (*.manifest.json) file",
+		Name:     "manifest, m",
+		Required: true,
+		Usage:    "Read contract manifest (*.manifest.json) file",
 	},
 	cli.StringFlag{
-		Name:  "out, o",
-		Usage: "Output of the compiled contract",
+		Name:     "out, o",
+		Required: true,
+		Usage:    "Output of the compiled contract",
 	},
 	cli.StringFlag{
-		Name:  "hash",
-		Usage: "Smart-contract hash",
+		Name:     "hash",
+		Required: true,
+		Usage:    "Smart-contract hash",
 	},
 }
 
diff --git a/cli/smartcontract/generate_test.go b/cli/smartcontract/generate_test.go
index 47328dbcc..1b60f830e 100644
--- a/cli/smartcontract/generate_test.go
+++ b/cli/smartcontract/generate_test.go
@@ -415,18 +415,18 @@ func TestGenerate_Errors(t *testing.T) {
 		require.True(t, strings.Contains(err.Error(), msg), "got: %v", err)
 	}
 	t.Run("invalid hash", func(t *testing.T) {
-		checkError(t, "invalid contract hash", "--hash", "xxx")
+		checkError(t, "invalid contract hash", "--hash", "xxx", "--manifest", "yyy", "--out", "zzz")
 	})
 	t.Run("missing manifest argument", func(t *testing.T) {
-		checkError(t, errNoManifestFile.Error(), "--hash", util.Uint160{}.StringLE())
+		checkError(t, "Required flag \"manifest\" not set", "--hash", util.Uint160{}.StringLE(), "--out", "zzz")
 	})
 	t.Run("missing manifest file", func(t *testing.T) {
-		checkError(t, "can't read contract manifest", "--manifest", "notexists", "--hash", util.Uint160{}.StringLE())
+		checkError(t, "can't read contract manifest", "--manifest", "notexists", "--hash", util.Uint160{}.StringLE(), "--out", "zzz")
 	})
 	t.Run("empty manifest", func(t *testing.T) {
 		manifestFile := filepath.Join(t.TempDir(), "invalid.json")
 		require.NoError(t, os.WriteFile(manifestFile, []byte("[]"), os.ModePerm))
-		checkError(t, "json: cannot unmarshal array into Go value of type manifest.Manifest", "--manifest", manifestFile, "--hash", util.Uint160{}.StringLE())
+		checkError(t, "json: cannot unmarshal array into Go value of type manifest.Manifest", "--manifest", manifestFile, "--hash", util.Uint160{}.StringLE(), "--out", "zzz")
 	})
 	t.Run("invalid manifest", func(t *testing.T) {
 		manifestFile := filepath.Join(t.TempDir(), "invalid.json")
@@ -434,7 +434,7 @@ func TestGenerate_Errors(t *testing.T) {
 		rawManifest, err := json.Marshal(m)
 		require.NoError(t, err)
 		require.NoError(t, os.WriteFile(manifestFile, rawManifest, os.ModePerm))
-		checkError(t, "ABI: no methods", "--manifest", manifestFile, "--hash", util.Uint160{}.StringLE())
+		checkError(t, "ABI: no methods", "--manifest", manifestFile, "--hash", util.Uint160{}.StringLE(), "--out", "zzz")
 	})
 
 	manifestFile := filepath.Join(t.TempDir(), "manifest.json")
@@ -452,7 +452,7 @@ func TestGenerate_Errors(t *testing.T) {
 	t.Run("missing config", func(t *testing.T) {
 		checkError(t, "can't read config file",
 			"--manifest", manifestFile, "--hash", util.Uint160{}.StringLE(),
-			"--config", filepath.Join(t.TempDir(), "not.exists.yml"))
+			"--config", filepath.Join(t.TempDir(), "not.exists.yml"), "--out", "zzz")
 	})
 	t.Run("invalid config", func(t *testing.T) {
 		rawCfg := `package: wrapper
@@ -464,6 +464,6 @@ callflags:
 
 		checkError(t, "can't parse config file",
 			"--manifest", manifestFile, "--hash", util.Uint160{}.StringLE(),
-			"--config", cfgPath)
+			"--config", cfgPath, "--out", "zzz")
 	})
 }