diff --git a/src/Points.php b/src/Points.php
index 84dea3b..b25754c 100644
--- a/src/Points.php
+++ b/src/Points.php
@@ -4,11 +4,11 @@
 
 /**
  * Creates a point with two coordinates
- * @param int $x
- * @param int $y
+ * @param int|float $x
+ * @param int|float $y
  * @return array
  */
-function makePoint(int $x, int $y): array
+function makePoint(int|float $x, int|float $y): array
 {
     return [
         'x' => $x,
@@ -19,9 +19,9 @@ function makePoint(int $x, int $y): array
 /**
  * Extracts x coordinate from point
  * @param array $point
- * @return int
+ * @return int|float
  */
-function getX($point): int
+function getX(array $point): int|float
 {
     return $point['x'];
 }
@@ -29,9 +29,9 @@ function getX($point): int
 /**
  * Extracts y coordinate from point
  * @param array $point
- * @return int
+ * @return int|float
  */
-function getY(array $point): int
+function getY(array $point): int|float
 {
     return $point['y'];
 }
diff --git a/tests/PointsTest.php b/tests/PointsTest.php
index af625ab..1786924 100644
--- a/tests/PointsTest.php
+++ b/tests/PointsTest.php
@@ -23,6 +23,16 @@ public function testMakePoints(): void
         $this->assertEquals(0, getY($points2));
     }
 
+    public function testFloatCoordinates(): void
+    {
+        $point = makePoint(-1.5, 0);
+
+        $this->assertSame(-1.5, getX($point));
+        $this->assertSame(0, getY($point));
+        $this->assertEquals("(-1.5, 0)", toString($point));
+        $this->assertEquals(null, getQuadrant($point));
+    }
+
     public function testToString(): void
     {
         $points1 = makePoint(1, 8);