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-rw-r--r--app/Statistics/Repository/Interfaces/IndividualRepositoryInterface.php4
1 files changed, 2 insertions, 2 deletions
diff --git a/app/Statistics/Repository/Interfaces/IndividualRepositoryInterface.php b/app/Statistics/Repository/Interfaces/IndividualRepositoryInterface.php
index 7fdc1bf962..1fc49d097f 100644
--- a/app/Statistics/Repository/Interfaces/IndividualRepositoryInterface.php
+++ b/app/Statistics/Repository/Interfaces/IndividualRepositoryInterface.php
@@ -188,8 +188,8 @@ interface IndividualRepositoryInterface
* @return string
*/
public function chartSex(
- string $color_female = null,
- string $color_male = null,
+ string|null $color_female = null,
+ string|null $color_male = null,
string $color_unknown = null
): string;
}