diff --git a/resources/environments/converter_gcp.go b/resources/environments/converter_gcp.go
index 02b4fe6e..3b00fc5a 100644
--- a/resources/environments/converter_gcp.go
+++ b/resources/environments/converter_gcp.go
@@ -43,7 +43,7 @@ func toGcpEnvironmentRequest(ctx context.Context, model *gcpEnvironmentResourceM
 	if model.FreeIpa != nil {
 		res.FreeIpa = &environmentsmodels.GCPFreeIpaCreationRequest{
 			InstanceCountByGroup: int32(model.FreeIpa.InstanceCountByGroup.ValueInt64()),
-			InstanceType:         model.FreeIpa.InstanceType.String(),
+			InstanceType:         model.FreeIpa.InstanceType.ValueString(),
 			Recipes:              utils.FromSetValueToStringList(model.FreeIpa.Recipes),
 		}
 	}
@@ -57,8 +57,8 @@ func toGcpEnvironmentRequest(ctx context.Context, model *gcpEnvironmentResourceM
 	}
 	if model.SecurityAccess != nil {
 		res.SecurityAccess = &environmentsmodels.GcpSecurityAccessRequest{
-			DefaultSecurityGroupID: model.SecurityAccess.DefaultSecurityGroupId.String(),
-			SecurityGroupIDForKnox: model.SecurityAccess.SecurityGroupIdForKnox.String(),
+			DefaultSecurityGroupID: model.SecurityAccess.DefaultSecurityGroupId.ValueString(),
+			SecurityGroupIDForKnox: model.SecurityAccess.SecurityGroupIdForKnox.ValueString(),
 		}
 	}
 	res.Tags = ConvertGcpTags(ctx, model.Tags)
diff --git a/resources/environments/converter_gcp_test.go b/resources/environments/converter_gcp_test.go
index 3293cb35..93ce2f81 100644
--- a/resources/environments/converter_gcp_test.go
+++ b/resources/environments/converter_gcp_test.go
@@ -53,8 +53,8 @@ func TestToGcpEnvironmentRequestSecurityAccess(t *testing.T) {
 	result := toGcpEnvironmentRequest(context.TODO(), testObject)
 
 	assert.NotNilf(t, result.SecurityAccess, "SecurityAccess is expected to be not nil")
-	assert.Equal(t, testObject.SecurityAccess.DefaultSecurityGroupId.String(), result.SecurityAccess.DefaultSecurityGroupID)
-	assert.Equal(t, testObject.SecurityAccess.SecurityGroupIdForKnox.String(), result.SecurityAccess.SecurityGroupIDForKnox)
+	assert.Equal(t, testObject.SecurityAccess.DefaultSecurityGroupId.ValueString(), result.SecurityAccess.DefaultSecurityGroupID)
+	assert.Equal(t, testObject.SecurityAccess.SecurityGroupIdForKnox.ValueString(), result.SecurityAccess.SecurityGroupIDForKnox)
 }
 
 func TestToGcpEnvironmentRequestLogStorage(t *testing.T) {
@@ -76,7 +76,7 @@ func TestToGcpEnvironmentRequestFreeIpa(t *testing.T) {
 	assert.NotNilf(t, result.FreeIpa, "FreeIpa is expected to be not nil")
 	assert.Equal(t, testObject.FreeIpa.InstanceCountByGroup.ValueInt64(), int64(result.FreeIpa.InstanceCountByGroup))
 	assert.Equal(t, len(testObject.FreeIpa.Recipes.Elements()), len(result.FreeIpa.Recipes))
-	assert.Equal(t, testObject.FreeIpa.InstanceType.String(), result.FreeIpa.InstanceType)
+	assert.Equal(t, testObject.FreeIpa.InstanceType.ValueString(), result.FreeIpa.InstanceType)
 }
 
 func createFilledGcpEnvironmentResourceModel() *gcpEnvironmentResourceModel {