diff --git a/vlib/math/factorial/factorial.v b/vlib/math/factorial/factorial.v
index 7a93780fda..8a534438f9 100644
--- a/vlib/math/factorial/factorial.v
+++ b/vlib/math/factorial/factorial.v
@@ -13,13 +13,13 @@ import math
 pub fn factorial(n f64) f64 {
 	// For a large postive argument (n >= FACTORIALS.len) return max_f64
 
-	if n >= FACTORIALS.len {
+	if n >= factorials_table.len {
 			return math.max_f64
 	}
 
 	// Otherwise return n!.
 	if n == f64(i64(n)) && n >= 0.0 {
-		return FACTORIALS[i64(n)]
+		return factorials_table[i64(n)]
 	}
 
 	return math.gamma(n + 1.0)
@@ -37,8 +37,8 @@ pub fn log_factorial(n f64) f64 {
 
 	if n != f64(i64(n)) {
 		return math.log_gamma(n+1)
-	} else if n < LOG_FACTORIALS.len {
-                return LOG_FACTORIALS[i64(n)]
+	} else if n < log_factorials_table.len {
+                return log_factorials_table[i64(n)]
         }
 
 	// Otherwise return asymptotic expansion of ln(n!).
@@ -51,9 +51,9 @@ fn log_factorial_asymptotic_expansion(n int) f64 {
         mut term := []f64
         xx := f64((n + 1) * (n + 1))
         mut xj := f64(n + 1)
-        
+
         log_factorial := log_sqrt_2pi - xj + (xj - 0.5) * math.log(xj)
-        
+
         mut i := 0
 
         for i = 0; i < m; i++ {
diff --git a/vlib/math/factorial/factorial_tables.v b/vlib/math/factorial/factorial_tables.v
index a8f7562c00..ad3fbe7832 100644
--- a/vlib/math/factorial/factorial_tables.v
+++ b/vlib/math/factorial/factorial_tables.v
@@ -23,7 +23,7 @@ const (
        -174611.0 / (330.0 * 20.0 * 19.0)
         ]
 
-	FACTORIALS = [
+	factorials_table = [
     f64(1.000000000000000000000e+0),        /*   0! */
         1.000000000000000000000e+0,         /*   1! */
         2.000000000000000000000e+0,         /*   2! */
@@ -197,7 +197,7 @@ const (
         7.257415615307998967397e+306        /* 170! */
 	]
 
-	LOG_FACTORIALS = [
+	log_factorials_table = [
     f64(0.000000000000000000000e+0),      /*   0! */
         0.000000000000000000000e+0,       /*   1! */
         6.931471805599453094172e-1,       /*   2! */