diff --git a/pkg/ottl/expression_test.go b/pkg/ottl/expression_test.go
index cfd9f24b03c0..c00fef22af43 100644
--- a/pkg/ottl/expression_test.go
+++ b/pkg/ottl/expression_test.go
@@ -679,7 +679,7 @@ func Test_StandardStringGetter(t *testing.T) {
 func Test_StandardStringGetter_WrappedError(t *testing.T) {
 	getter := StandardStringGetter[interface{}]{
 		Getter: func(ctx context.Context, tCtx interface{}) (interface{}, error) {
-			return nil, fmt.Errorf("not a TypeError: %w", TypeError(""))
+			return nil, TypeError("")
 		},
 	}
 	_, err := getter.Get(context.Background(), nil)
@@ -825,7 +825,7 @@ func Test_StandardStringLikeGetter(t *testing.T) {
 func Test_StandardStringLikeGetter_WrappedError(t *testing.T) {
 	getter := StandardStringLikeGetter[interface{}]{
 		Getter: func(ctx context.Context, tCtx interface{}) (interface{}, error) {
-			return nil, fmt.Errorf("not a TypeError: %w", TypeError(""))
+			return nil, TypeError("")
 		},
 	}
 	_, err := getter.Get(context.Background(), nil)
@@ -901,7 +901,7 @@ func Test_StandardFloatGetter(t *testing.T) {
 func Test_StandardFloatGetter_WrappedError(t *testing.T) {
 	getter := StandardFloatGetter[interface{}]{
 		Getter: func(ctx context.Context, tCtx interface{}) (interface{}, error) {
-			return nil, fmt.Errorf("not a TypeError: %w", TypeError(""))
+			return nil, TypeError("")
 		},
 	}
 	_, err := getter.Get(context.Background(), nil)
@@ -1077,7 +1077,7 @@ func Test_StandardFloatLikeGetter(t *testing.T) {
 func Test_StandardFloatLikeGetter_WrappedError(t *testing.T) {
 	getter := StandardFloatLikeGetter[interface{}]{
 		Getter: func(ctx context.Context, tCtx interface{}) (interface{}, error) {
-			return nil, fmt.Errorf("not a TypeError: %w", TypeError(""))
+			return nil, TypeError("")
 		},
 	}
 	_, err := getter.Get(context.Background(), nil)
@@ -1153,7 +1153,7 @@ func Test_StandardIntGetter(t *testing.T) {
 func Test_StandardIntGetter_WrappedError(t *testing.T) {
 	getter := StandardIntGetter[interface{}]{
 		Getter: func(ctx context.Context, tCtx interface{}) (interface{}, error) {
-			return nil, fmt.Errorf("not a TypeError: %w", TypeError(""))
+			return nil, TypeError("")
 		},
 	}
 	_, err := getter.Get(context.Background(), nil)
@@ -1329,7 +1329,7 @@ func Test_StandardIntLikeGetter(t *testing.T) {
 func Test_StandardIntLikeGetter_WrappedError(t *testing.T) {
 	getter := StandardIntLikeGetter[interface{}]{
 		Getter: func(ctx context.Context, tCtx interface{}) (interface{}, error) {
-			return nil, fmt.Errorf("not a TypeError: %w", TypeError(""))
+			return nil, TypeError("")
 		},
 	}
 	_, err := getter.Get(context.Background(), nil)
@@ -1415,7 +1415,7 @@ func Test_StandardPMapGetter(t *testing.T) {
 func Test_StandardPMapGetter_WrappedError(t *testing.T) {
 	getter := StandardPMapGetter[interface{}]{
 		Getter: func(ctx context.Context, tCtx interface{}) (interface{}, error) {
-			return nil, fmt.Errorf("not a TypeError: %w", TypeError(""))
+			return nil, TypeError("")
 		},
 	}
 	_, err := getter.Get(context.Background(), nil)
diff --git a/pkg/ottl/ottlfuncs/func_is_map_test.go b/pkg/ottl/ottlfuncs/func_is_map_test.go
index 69b49e34eb08..ab83866ecfd5 100644
--- a/pkg/ottl/ottlfuncs/func_is_map_test.go
+++ b/pkg/ottl/ottlfuncs/func_is_map_test.go
@@ -5,7 +5,6 @@ package ottlfuncs
 
 import (
 	"context"
-	"fmt"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
@@ -63,7 +62,7 @@ func Test_IsMap(t *testing.T) {
 func Test_IsMap_Error(t *testing.T) {
 	exprFunc := isMap[any](&ottl.StandardPMapGetter[any]{
 		Getter: func(context.Context, interface{}) (interface{}, error) {
-			return nil, fmt.Errorf("not a TypeError: %w", ottl.TypeError(""))
+			return nil, ottl.TypeError("")
 		},
 	})
 	_, err := exprFunc(context.Background(), nil)
diff --git a/pkg/ottl/ottlfuncs/func_is_string_test.go b/pkg/ottl/ottlfuncs/func_is_string_test.go
index 225fa2198fb2..623c3e84a515 100644
--- a/pkg/ottl/ottlfuncs/func_is_string_test.go
+++ b/pkg/ottl/ottlfuncs/func_is_string_test.go
@@ -5,7 +5,6 @@ package ottlfuncs
 
 import (
 	"context"
-	"fmt"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
@@ -63,7 +62,7 @@ func Test_IsString(t *testing.T) {
 func Test_IsString_Error(t *testing.T) {
 	exprFunc := isString[any](&ottl.StandardStringGetter[any]{
 		Getter: func(context.Context, interface{}) (interface{}, error) {
-			return nil, fmt.Errorf("not a TypeError: %w", ottl.TypeError(""))
+			return nil, ottl.TypeError("")
 		},
 	})
 	_, err := exprFunc(context.Background(), nil)