diff --git a/regress.c b/regress.c
index f8f5ef3..bbc138a 100644
--- a/regress.c
+++ b/regress.c
@@ -150,20 +150,6 @@ RGR_GetChi2Coef(int dof)
   }
 }
 
-/* ================================================== */
-/* Structure used for holding results of each regression */
-
-typedef struct {
-  double variance;
-  double slope_sd;
-  double slope;
-  double offset;
-  double offset_sd;
-  double K2; /* Variance / slope_var */
-  int n; /* Number of points */
-  int dof; /* Number of degrees of freedom */
-} RegressionResult;
-
 /* ================================================== */
 /* Critical value for number of runs of residuals with same sign.
    5% critical region for now. */