diff --git a/pkg/github/discussions.go b/pkg/github/discussions.go
index a7ec8e20f2..630548c37a 100644
--- a/pkg/github/discussions.go
+++ b/pkg/github/discussions.go
@@ -13,6 +13,8 @@ import (
 	"github.com/shurcooL/githubv4"
 )
 
+const errFailedToGetGQLClient = "failed to get GitHub GQL client: %v"
+
 func ListDiscussions(getGQLClient GetGQLClientFn, t translations.TranslationHelperFunc) (tool mcp.Tool, handler server.ToolHandlerFunc) {
 	return mcp.NewTool("list_discussions",
 			mcp.WithDescription(t("TOOL_LIST_DISCUSSIONS_DESCRIPTION", "List discussions for a repository")),
@@ -51,7 +53,7 @@ func ListDiscussions(getGQLClient GetGQLClientFn, t translations.TranslationHelp
 
 			client, err := getGQLClient(ctx)
 			if err != nil {
-				return mcp.NewToolResultError(fmt.Sprintf("failed to get GitHub GQL client: %v", err)), nil
+				return mcp.NewToolResultError(fmt.Sprintf(errFailedToGetGQLClient, err)), nil
 			}
 
 			// If category filter is specified, use it as the category ID for server-side filtering
@@ -187,7 +189,7 @@ func GetDiscussion(getGQLClient GetGQLClientFn, t translations.TranslationHelper
 			}
 			client, err := getGQLClient(ctx)
 			if err != nil {
-				return mcp.NewToolResultError(fmt.Sprintf("failed to get GitHub GQL client: %v", err)), nil
+				return mcp.NewToolResultError(fmt.Sprintf(errFailedToGetGQLClient, err)), nil
 			}
 
 			var q struct {
@@ -258,7 +260,7 @@ func GetDiscussionComments(getGQLClient GetGQLClientFn, t translations.Translati
 
 			client, err := getGQLClient(ctx)
 			if err != nil {
-				return mcp.NewToolResultError(fmt.Sprintf("failed to get GitHub GQL client: %v", err)), nil
+				return mcp.NewToolResultError(fmt.Sprintf(errFailedToGetGQLClient, err)), nil
 			}
 
 			var q struct {
@@ -356,7 +358,7 @@ func ListDiscussionCategories(getGQLClient GetGQLClientFn, t translations.Transl
 
 			client, err := getGQLClient(ctx)
 			if err != nil {
-				return mcp.NewToolResultError(fmt.Sprintf("failed to get GitHub GQL client: %v", err)), nil
+				return mcp.NewToolResultError(fmt.Sprintf(errFailedToGetGQLClient, err)), nil
 			}
 			var q struct {
 				Repository struct {