diff --git a/prowler/providers/aws/services/ecr/ecr_repositories_not_publicly_accessible/ecr_repositories_not_publicly_accessible_fixer.py b/prowler/providers/aws/services/ecr/ecr_repositories_not_publicly_accessible/ecr_repositories_not_publicly_accessible_fixer.py
new file mode 100644
index 0000000000..6c43385e73
--- /dev/null
+++ b/prowler/providers/aws/services/ecr/ecr_repositories_not_publicly_accessible/ecr_repositories_not_publicly_accessible_fixer.py
@@ -0,0 +1,38 @@
+from prowler.lib.logger import logger
+from prowler.providers.aws.services.ecr.ecr_client import ecr_client
+
+
+def fixer(resource_id: str, region: str) -> bool:
+    """
+    Modify the ECR repository's policy to remove public access.
+    Specifically, this fixer delete the policy that had public access.
+    Requires the ecr:DeleteRepositoryPolicy permission.
+    Permissions:
+    {
+        "Version": "2012-10-17",
+        "Statement": [
+            {
+                "Effect": "Allow",
+                "Action": "ecr:DeleteRepositoryPolicy",
+                "Resource": "*"
+            }
+        ]
+    }
+    Args:
+        resource_id (str): The ECR repository name.
+        region (str): AWS region where the ECR repository exists.
+    Returns:
+        bool: True if the operation is successful (policy updated), False otherwise.
+    """
+    try:
+        regional_client = ecr_client.regional_clients[region]
+
+        regional_client.delete_repository_policy(repositoryName=resource_id)
+
+    except Exception as error:
+        logger.error(
+            f"{region} -- {error.__class__.__name__}[{error.__traceback__.tb_lineno}]: {error}"
+        )
+        return False
+    else:
+        return True
diff --git a/tests/providers/aws/services/ecr/ecr_repositories_not_publicly_accessible/ecr_repositories_not_publicly_accessible_fixer_test.py b/tests/providers/aws/services/ecr/ecr_repositories_not_publicly_accessible/ecr_repositories_not_publicly_accessible_fixer_test.py
new file mode 100644
index 0000000000..d2b4953cdc
--- /dev/null
+++ b/tests/providers/aws/services/ecr/ecr_repositories_not_publicly_accessible/ecr_repositories_not_publicly_accessible_fixer_test.py
@@ -0,0 +1,135 @@
+from json import dumps
+from unittest import mock
+
+from boto3 import client
+from moto import mock_aws
+
+from tests.providers.aws.utils import AWS_REGION_EU_WEST_1, set_mocked_aws_provider
+
+
+class Test_ecr_repositories_not_publicly_accessible_fixer:
+    @mock_aws
+    def test_ecr_repository_public(self):
+        ecr_client = client("ecr", region_name=AWS_REGION_EU_WEST_1)
+
+        repository_name = "test-repo"
+        ecr_client.create_repository(repositoryName=repository_name)
+
+        ecr_client.set_repository_policy(
+            repositoryName=repository_name,
+            policyText=dumps(
+                {
+                    "Version": "2012-10-17",
+                    "Statement": [
+                        {
+                            "Effect": "Allow",
+                            "Principal": {"AWS": "*"},
+                            "Action": "ecr:*",
+                            "Resource": f"arn:aws:ecr:{AWS_REGION_EU_WEST_1}:123456789012:repository/{repository_name}",
+                        }
+                    ],
+                }
+            ),
+        )
+
+        aws_provider = set_mocked_aws_provider([AWS_REGION_EU_WEST_1])
+
+        from prowler.providers.aws.services.ecr.ecr_service import ECR
+
+        with mock.patch(
+            "prowler.providers.common.provider.Provider.get_global_provider",
+            return_value=aws_provider,
+        ), mock.patch(
+            "prowler.providers.aws.services.ecr.ecr_repositories_not_publicly_accessible.ecr_repositories_not_publicly_accessible_fixer.ecr_client",
+            new=ECR(aws_provider),
+        ):
+            # Test Fixer
+            from prowler.providers.aws.services.ecr.ecr_repositories_not_publicly_accessible.ecr_repositories_not_publicly_accessible_fixer import (
+                fixer,
+            )
+
+            assert fixer(repository_name, AWS_REGION_EU_WEST_1)
+
+    @mock_aws
+    def test_ecr_repository_not_public(self):
+        ecr_client = client("ecr", region_name=AWS_REGION_EU_WEST_1)
+
+        repository_name = "test-repo"
+        ecr_client.create_repository(repositoryName=repository_name)
+
+        ecr_client.set_repository_policy(
+            repositoryName=repository_name,
+            policyText=dumps(
+                {
+                    "Version": "2012-10-17",
+                    "Statement": [
+                        {
+                            "Effect": "Allow",
+                            "Principal": {"AWS": "123456789012"},
+                            "Action": "ecr:*",
+                            "Resource": f"arn:aws:ecr:{AWS_REGION_EU_WEST_1}:123456789012:repository/{repository_name}",
+                        }
+                    ],
+                }
+            ),
+        )
+
+        aws_provider = set_mocked_aws_provider([AWS_REGION_EU_WEST_1])
+
+        from prowler.providers.aws.services.ecr.ecr_service import ECR
+
+        with mock.patch(
+            "prowler.providers.common.provider.Provider.get_global_provider",
+            return_value=aws_provider,
+        ), mock.patch(
+            "prowler.providers.aws.services.ecr.ecr_repositories_not_publicly_accessible.ecr_repositories_not_publicly_accessible_fixer.ecr_client",
+            new=ECR(aws_provider),
+        ):
+            # Test Fixer
+            from prowler.providers.aws.services.ecr.ecr_repositories_not_publicly_accessible.ecr_repositories_not_publicly_accessible_fixer import (
+                fixer,
+            )
+
+            assert fixer(repository_name, AWS_REGION_EU_WEST_1)
+
+    @mock_aws
+    def test_ecr_repository_public_error(self):
+        ecr_client = client("ecr", region_name=AWS_REGION_EU_WEST_1)
+
+        repository_name = "test-repo"
+        ecr_client.create_repository(repositoryName=repository_name)
+
+        ecr_client.set_repository_policy(
+            repositoryName=repository_name,
+            policyText=dumps(
+                {
+                    "Version": "2012-10-17",
+                    "Statement": [
+                        {
+                            "Effect": "Allow",
+                            "Principal": {"AWS": "*"},
+                            "Action": "ecr:*",
+                            "Resource": f"arn:aws:ecr:{AWS_REGION_EU_WEST_1}:123456789012:repository/{repository_name}",
+                        }
+                    ],
+                }
+            ),
+        )
+
+        aws_provider = set_mocked_aws_provider([AWS_REGION_EU_WEST_1])
+
+        from prowler.providers.aws.services.ecr.ecr_service import ECR
+
+        with mock.patch(
+            "prowler.providers.common.provider.Provider.get_global_provider",
+            return_value=aws_provider,
+        ), mock.patch(
+            "prowler.providers.aws.services.ecr.ecr_repositories_not_publicly_accessible.ecr_repositories_not_publicly_accessible_fixer.ecr_client",
+            new=ECR(aws_provider),
+        ):
+            # Test Fixer
+            from prowler.providers.aws.services.ecr.ecr_repositories_not_publicly_accessible.ecr_repositories_not_publicly_accessible_fixer import (
+                fixer,
+            )
+
+            assert not fixer("repository_name_non_existing", AWS_REGION_EU_WEST_1)