diff --git a/src/vmath.nim b/src/vmath.nim
index ed923f1..a3a7118 100644
--- a/src/vmath.nim
+++ b/src/vmath.nim
@@ -406,7 +406,7 @@ proc quantize*[T: SomeFloat](v, n: T): T =
   ## Makes v be multiple of n. Rounding to integer quantize by 1.0.
   trunc(v / n) * n
 
-proc frac*[T: SomeFloat](v: T): T =
+proc fract*[T: SomeFloat](v: T): T =
   ## Returns fractional part of a number.
   ## 3.14 -> 0.14
   ## -3.14 -> 0.14
@@ -415,7 +415,7 @@ proc frac*[T: SomeFloat](v: T): T =
 
 proc fractional*[T: SomeFloat](v: T): T {.deprecated: "Use frac() insetad"} =
   ## Returns fractional part of a number.
-  frac(v)
+  fract(v)
 
 proc inversesqrt*[T: float32|float64](v: T): T =
   ## Returns inverse square root.
@@ -730,7 +730,7 @@ genMathFn(floor)
 genMathFn(ceil)
 genMathFn(abs)
 genMathFn(trunc)
-genMathFn(frac)
+genMathFn(fract)
 genMathFn(quantize)
 genMathFn(toRadians)
 genMathFn(toDegrees)
diff --git a/tests/test.nim b/tests/test.nim
index 4d211b5..ffba8db 100644
--- a/tests/test.nim
+++ b/tests/test.nim
@@ -53,11 +53,11 @@ block:
   doAssert quantize(1.23456789, 0.01) ~= 1.23
   doAssert quantize(-1.23456789, 0.01) ~= -1.23
 
-  doAssert frac(0.0) ~= 0.0
-  doAssert frac(3.14) ~= 0.14
-  doAssert frac(-3.14) ~= 0.14
-  doAssert frac(1.23456789) ~= 0.23456789
-  doAssert frac(-1.23456789) ~= 0.23456789
+  doAssert fract(0.0) ~= 0.0
+  doAssert fract(3.14) ~= 0.14
+  doAssert fract(-3.14) ~= 0.14
+  doAssert fract(1.23456789) ~= 0.23456789
+  doAssert fract(-1.23456789) ~= 0.23456789
 
   doAssert mix(0.0, 1.0, 0.5) ~= 0.5
   doAssert mix(0.0, 10.0, 0.5) ~= 5.0