diff --git a/internal/services/applications.go b/internal/services/applications.go
index ad6298de3..10e533c40 100644
--- a/internal/services/applications.go
+++ b/internal/services/applications.go
@@ -113,9 +113,14 @@ func updateApplication(applicationModel *wrappers.ApplicationConfiguration, appl
 }
 
 func associateProjectToApplication(applicationID, projectID string, associatedProjectIds []string, applicationsWrapper wrappers.ApplicationsWrapper) error {
-	associatedProjectIds = append(associatedProjectIds, projectID)
+	for _, id := range associatedProjectIds {
+		if id == projectID {
+			logger.PrintfIfVerbose("Project is already associated with the application. Skipping association")
+			return nil
+		}
+	}
 	associateProjectsModel := &wrappers.AssociateProjectModel{
-		ProjectIds: associatedProjectIds,
+		ProjectIds: []string{projectID},
 	}
 	errorModel, err := applicationsWrapper.CreateProjectAssociation(applicationID, associateProjectsModel)
 	return handleApplicationUpdateResponse(errorModel, err)
diff --git a/internal/services/applications_test.go b/internal/services/applications_test.go
index 48e13dc91..ca1398c3e 100644
--- a/internal/services/applications_test.go
+++ b/internal/services/applications_test.go
@@ -1,13 +1,14 @@
 package services
 
 import (
+	"reflect"
+	"strings"
+	"testing"
+
 	errorConstants "github.com/checkmarx/ast-cli/internal/constants/errors"
 	"github.com/checkmarx/ast-cli/internal/wrappers"
 	"github.com/checkmarx/ast-cli/internal/wrappers/mock"
 	"gotest.tools/assert"
-	"reflect"
-	"strings"
-	"testing"
 )
 
 func Test_createApplicationIds(t *testing.T) {
@@ -87,3 +88,12 @@ func Test_ProjectAssociation_ToApplicationWithoutDirectAssociation(t *testing.T)
 		})
 	}
 }
+
+func Test_AssociateProjectToApplication_ProjectAlreadyAssociated(t *testing.T) {
+	projectID := "project-123"
+	associatedProjectIds := []string{"project-123", "project-456"}
+	applicationName := "app-1"
+	applicationWrapper := &mock.ApplicationsMockWrapper{}
+	err := associateProjectToApplication(applicationName, projectID, associatedProjectIds, applicationWrapper)
+	assert.NilError(t, err)
+}