diff --git a/utils/sislin.c b/utils/sislin.c
index 610b11811d267212025f7d4b228cfa5065f9e131..c5a9287ae280919477d6d55483916ac249248f60 100644
--- a/utils/sislin.c
+++ b/utils/sislin.c
@@ -126,7 +126,7 @@ void iniSisLin (SistLinear_t *SL, tipoSistLinear_t tipo, real_t coef_max)
       SL->b[combDst] = SL->b[combSrc1] + SL->b[combSrc2];
     }
     else if (tipo == diagDominante) {
-      // aumenta o expoente dos termos da diagonal principal
+      // aumenta o valor dos termos da diagonal principal
       for (unsigned int i=0; i<n; ++i) {
 	real_t soma = 0.0;
 	for (unsigned int j=0; j < i; ++j) soma += SL->A[i][j];