diff --git a/pkg/controller/external_nofork.go b/pkg/controller/external_nofork.go
index fd099bfb..327c4611 100644
--- a/pkg/controller/external_nofork.go
+++ b/pkg/controller/external_nofork.go
@@ -631,58 +631,3 @@ func (n *noForkExternal) fromInstanceStateToJSONMap(newState *tf.InstanceState)
 	}
 	return stateValueMap, nil
 }
-
-// getTerraformIgnoreChanges returns a sorted Terraform `ignore_changes`
-// lifecycle meta-argument expression by looking for differences between
-// the `initProvider` and `forProvider` maps. The ignored fields are the ones
-// that are present in initProvider, but not in forProvider.
-// TODO: This method is copy-pasted from `pkg/resource/ignored.go` and adapted.
-// Consider merging this implementation with the original one.
-func getTerraformIgnoreChanges(forProvider, initProvider map[string]any) []string {
-	ignored := getIgnoredFieldsMap("%s", forProvider, initProvider)
-	return ignored
-}
-
-// TODO: This method is copy-pasted from `pkg/resource/ignored.go` and adapted.
-// Consider merging this implementation with the original one.
-func getIgnoredFieldsMap(format string, forProvider, initProvider map[string]any) []string {
-	ignored := []string{}
-
-	for k := range initProvider {
-		if _, ok := forProvider[k]; !ok {
-			ignored = append(ignored, fmt.Sprintf(format, k))
-		} else {
-			// both are the same type so we dont need to check for forProvider type
-			if _, ok = initProvider[k].(map[string]any); ok {
-				ignored = append(ignored, getIgnoredFieldsMap(fmt.Sprintf(format, k)+".%v", forProvider[k].(map[string]any), initProvider[k].(map[string]any))...)
-			}
-			// if its an array, we need to check if its an array of maps or not
-			if _, ok = initProvider[k].([]any); ok {
-				ignored = append(ignored, getIgnoredFieldsArray(fmt.Sprintf(format, k), forProvider[k].([]any), initProvider[k].([]any))...)
-			}
-
-		}
-	}
-	return ignored
-}
-
-// TODO: This method is copy-pasted from `pkg/resource/ignored.go` and adapted.
-// Consider merging this implementation with the original one.
-func getIgnoredFieldsArray(format string, forProvider, initProvider []any) []string {
-	ignored := []string{}
-	for i := range initProvider {
-		// Construct the full field path with array index and prefix.
-		fieldPath := fmt.Sprintf("%s.%d", format, i)
-		if i < len(forProvider) {
-			if _, ok := initProvider[i].(map[string]any); ok {
-				ignored = append(ignored, getIgnoredFieldsMap(fieldPath+".%s", forProvider[i].(map[string]any), initProvider[i].(map[string]any))...)
-			}
-			if _, ok := initProvider[i].([]any); ok {
-				ignored = append(ignored, getIgnoredFieldsArray(fieldPath, forProvider[i].([]any), initProvider[i].([]any))...)
-			}
-		} else {
-			ignored = append(ignored, fieldPath)
-		}
-	}
-	return ignored
-}
diff --git a/pkg/controller/ignored_nofork.go b/pkg/controller/ignored_nofork.go
new file mode 100644
index 00000000..74230698
--- /dev/null
+++ b/pkg/controller/ignored_nofork.go
@@ -0,0 +1,62 @@
+// SPDX-FileCopyrightText: 2023 The Crossplane Authors <https://crossplane.io>
+//
+// SPDX-License-Identifier: Apache-2.0
+
+package controller
+
+import "fmt"
+
+// getTerraformIgnoreChanges returns a sorted Terraform `ignore_changes`
+// lifecycle meta-argument expression by looking for differences between
+// the `initProvider` and `forProvider` maps. The ignored fields are the ones
+// that are present in initProvider, but not in forProvider.
+// TODO: This method is copy-pasted from `pkg/resource/ignored.go` and adapted.
+// Consider merging this implementation with the original one.
+func getTerraformIgnoreChanges(forProvider, initProvider map[string]any) []string {
+	ignored := getIgnoredFieldsMap("%s", forProvider, initProvider)
+	return ignored
+}
+
+// TODO: This method is copy-pasted from `pkg/resource/ignored.go` and adapted.
+// Consider merging this implementation with the original one.
+func getIgnoredFieldsMap(format string, forProvider, initProvider map[string]any) []string {
+	ignored := []string{}
+
+	for k := range initProvider {
+		if _, ok := forProvider[k]; !ok {
+			ignored = append(ignored, fmt.Sprintf(format, k))
+		} else {
+			// both are the same type so we dont need to check for forProvider type
+			if _, ok = initProvider[k].(map[string]any); ok {
+				ignored = append(ignored, getIgnoredFieldsMap(fmt.Sprintf(format, k)+".%v", forProvider[k].(map[string]any), initProvider[k].(map[string]any))...)
+			}
+			// if its an array, we need to check if its an array of maps or not
+			if _, ok = initProvider[k].([]any); ok {
+				ignored = append(ignored, getIgnoredFieldsArray(fmt.Sprintf(format, k), forProvider[k].([]any), initProvider[k].([]any))...)
+			}
+
+		}
+	}
+	return ignored
+}
+
+// TODO: This method is copy-pasted from `pkg/resource/ignored.go` and adapted.
+// Consider merging this implementation with the original one.
+func getIgnoredFieldsArray(format string, forProvider, initProvider []any) []string {
+	ignored := []string{}
+	for i := range initProvider {
+		// Construct the full field path with array index and prefix.
+		fieldPath := fmt.Sprintf("%s.%d", format, i)
+		if i < len(forProvider) {
+			if _, ok := initProvider[i].(map[string]any); ok {
+				ignored = append(ignored, getIgnoredFieldsMap(fieldPath+".%s", forProvider[i].(map[string]any), initProvider[i].(map[string]any))...)
+			}
+			if _, ok := initProvider[i].([]any); ok {
+				ignored = append(ignored, getIgnoredFieldsArray(fieldPath, forProvider[i].([]any), initProvider[i].([]any))...)
+			}
+		} else {
+			ignored = append(ignored, fieldPath)
+		}
+	}
+	return ignored
+}