diff --git a/src/constants.js b/src/constants.js
index cf5f45fbc..30f6f2da0 100644
--- a/src/constants.js
+++ b/src/constants.js
@@ -139,19 +139,19 @@ export const UNSAFE_EXTENSIONS = [
 export const GEMINI_SAFETY = [
     {
         category: 'HARM_CATEGORY_HARASSMENT',
-        threshold: 'BLOCK_NONE',
+        threshold: 'OFF',
     },
     {
         category: 'HARM_CATEGORY_HATE_SPEECH',
-        threshold: 'BLOCK_NONE',
+        threshold: 'OFF',
     },
     {
         category: 'HARM_CATEGORY_SEXUALLY_EXPLICIT',
-        threshold: 'BLOCK_NONE',
+        threshold: 'OFF',
     },
     {
         category: 'HARM_CATEGORY_DANGEROUS_CONTENT',
-        threshold: 'BLOCK_NONE',
+        threshold: 'OFF',
     },
     {
         category: 'HARM_CATEGORY_CIVIC_INTEGRITY',
diff --git a/src/endpoints/backends/chat-completions.js b/src/endpoints/backends/chat-completions.js
index 22926925a..195158bcb 100644
--- a/src/endpoints/backends/chat-completions.js
+++ b/src/endpoints/backends/chat-completions.js
@@ -316,9 +316,15 @@ async function sendMakerSuiteRequest(request, response) {
         const prompt = convertGooglePrompt(request.body.messages, model, should_use_system_prompt, getPromptNames(request));
         let safetySettings = GEMINI_SAFETY;
 
-        if (model.includes('gemini-2.0-flash-exp')) {
+        // These old models do not support setting the threshold to OFF at all.
+        if (['gemini-1.5-pro-001', 'gemini-1.5-flash-001', 'gemini-1.0-pro-001'].includes(model)) {
+            safetySettings = GEMINI_SAFETY.map(setting => ({ ...setting, threshold: 'BLOCK_NONE' }));
+        }
+        // Interestingly, Gemini 2.0 Flash does support setting the threshold for HARM_CATEGORY_CIVIC_INTEGRITY to OFF.
+        else if (['gemini-2.0-flash', 'gemini-2.0-flash-001', 'gemini-2.0-flash-exp'].includes(model)) {
             safetySettings = GEMINI_SAFETY.map(setting => ({ ...setting, threshold: 'OFF' }));
         }
+        // Most of the other models allow for setting the threshold of filters, except for HARM_CATEGORY_CIVIC_INTEGRITY, to OFF.
 
         let body = {
             contents: prompt.contents,