diff --git a/src/shapes-graph.js b/src/shapes-graph.js
index 270067b..5922d11 100644
--- a/src/shapes-graph.js
+++ b/src/shapes-graph.js
@@ -110,9 +110,12 @@ class Constraint {
   }
 
   get validationFunction() {
-    return this.shape.isPropertyShape
+    if (this.compiledFunction) return this.compiledFunction
+    const func = this.shape.isPropertyShape
       ? this.component.propertyValidationFunction
       : this.component.nodeValidationFunction
+    this.compiledFunction = func.compile(this)
+    return this.compiledFunction
   }
 
   get isValidationFunctionGeneric() {
diff --git a/src/validation-engine.js b/src/validation-engine.js
index b4bbfbc..84e31c0 100644
--- a/src/validation-engine.js
+++ b/src/validation-engine.js
@@ -124,7 +124,7 @@ class ValidationEngine {
     const { sh } = this.context.ns
 
     this.recordErrorsLevel++
-    const validationOutput = constraint.validationFunction.execute(focusNode, valueNode, constraint)
+    const validationOutput = constraint.validationFunction.execute(focusNode, valueNode)
 
     const validationResults = Array.isArray(validationOutput) ? validationOutput : [validationOutput]
     const results = validationResults
diff --git a/src/validation-function.js b/src/validation-function.js
index 7b90424..047fdf7 100644
--- a/src/validation-function.js
+++ b/src/validation-function.js
@@ -7,9 +7,12 @@ class ValidationFunction {
     this.func = func
   }
 
-  execute(focusNode, valueNode, constraint) {
-    const compiled = this.func.apply(globalObject, [this.context, constraint])
-    return compiled.apply(globalObject, [this.context, focusNode, valueNode])
+  compile(constraint) {
+    return new ValidationFunction(this.context, this.funcName, this.func.apply(globalObject, [this.context, constraint]))
+  }
+
+  execute(focusNode, valueNode) {
+    return this.func.apply(globalObject, [this.context, focusNode, valueNode])
   }
 }