diff --git a/src/handlers/ask-llm.ts b/src/handlers/ask-llm.ts
index fa8a883..cf6aeae 100644
--- a/src/handlers/ask-llm.ts
+++ b/src/handlers/ask-llm.ts
@@ -42,12 +42,12 @@ export async function askGpt(context: Context, question: string, formattedChat:
   let similarComments: CommentSimilaritySearchResult[] = [];
   let similarIssues: IssueSimilaritySearchResult[] = [];
   try {
-    similarComments = (await context.adapters.supabase.comment.findSimilarComments(question, similarityThreshold, "")) || [];
+    similarComments = (await context.adapters.supabase.comment.findSimilarComments(question, 1 - similarityThreshold, "")) || [];
   } catch (error) {
     context.logger.error(`Error fetching similar comments: ${(error as Error).message}`);
   }
   try {
-    similarIssues = (await context.adapters.supabase.issue.findSimilarIssues(question, similarityThreshold, "")) || [];
+    similarIssues = (await context.adapters.supabase.issue.findSimilarIssues(question, 1 - similarityThreshold, "")) || [];
   } catch (error) {
     context.logger.error(`Error fetching similar issues: ${(error as Error).message}`);
   }
diff --git a/src/types/plugin-inputs.ts b/src/types/plugin-inputs.ts
index 694bb50..a98f0be 100644
--- a/src/types/plugin-inputs.ts
+++ b/src/types/plugin-inputs.ts
@@ -22,7 +22,7 @@ export interface PluginInputs<T extends SupportedEventsU = SupportedEventsU, TU
 export const pluginSettingsSchema = T.Object({
   model: T.String({ default: "o1-mini" }),
   openAiBaseUrl: T.Optional(T.String()),
-  similarityThreshold: T.Number({ default: 0.1 }),
+  similarityThreshold: T.Number({ default: 0.9 }),
 });
 
 export const pluginSettingsValidator = new StandardValidator(pluginSettingsSchema);