diff --git a/include/cglm/perlin.h b/include/cglm/perlin.h
new file mode 100644
index 0000000..7c74590
--- /dev/null
+++ b/include/cglm/perlin.h
@@ -0,0 +1,28 @@
+/*
+ * Copyright (c), Recep Aslantas.
+ *
+ * MIT License (MIT), http://opensource.org/licenses/MIT
+ * Full license can be found in the LICENSE file
+ */
+
+#ifndef cglm_perlin_h
+#define cglm_perlin_h
+
+#include "vec4.h"
+#include "vec4-ext.h"
+
+
+/*!
+ * @brief Classic perlin noise
+ *
+ * @param[in]  point  4D vector
+ * @returns           perlin noise value
+ */
+CGLM_INLINE
+float
+glm_perlin(vec4 point) {
+    return point[0] + point[1] + point[2] + point[3];
+}
+
+
+#endif /* cglm_perlin_h */