diff --git a/source/development/backend/modelConstraints.rst b/source/development/backend/modelConstraints.rst
index 4ad96d58..42892cb3 100644
--- a/source/development/backend/modelConstraints.rst
+++ b/source/development/backend/modelConstraints.rst
@@ -42,7 +42,7 @@ Operators:
 gt  greater than
 gte greater than or equal
 lt  lesser than
-lte lesser than or ewual
+lte lesser than or equal
 eq  equal
 neq not equal
 === =====================