diff --git a/src/controllers/pharmacy/usage_instructions.ts b/src/controllers/pharmacy/usage_instructions.ts
index 2d9cfd2..52ac896 100644
--- a/src/controllers/pharmacy/usage_instructions.ts
+++ b/src/controllers/pharmacy/usage_instructions.ts
@@ -180,7 +180,7 @@ export class UsageInstructionsController {
 
             const data = new UsageInstructions()
             data.usage_instructions_name = param.usage_instructions_name
-            data.usage_abbreviation = param.usage_instructions_abbreviation
+            data.usage_instructions_abbreviation = param.usage_instructions_abbreviation
             data.created_by = req.auth.data.name;
 
             await OrmHelper.DB.manager.save(data);
@@ -236,7 +236,7 @@ export class UsageInstructionsController {
 
             if (data != null) {
                 data.usage_instructions_name = param.usage_instructions_name
-                data.usage_abbreviation = param.usage_instructions_abbreviation
+                data.usage_instructions_abbreviation = param.usage_instructions_abbreviation
                 data.updated_by = req.auth.data.name;
 
                 await repo.save(data);