diff --git a/src/grib_accessor_class_data_2order_packing.c b/src/grib_accessor_class_data_2order_packing.c
index 53381762f..5d10fc9ef 100644
--- a/src/grib_accessor_class_data_2order_packing.c
+++ b/src/grib_accessor_class_data_2order_packing.c
@@ -455,9 +455,6 @@ static int unpack_double(grib_accessor* a, double* val, size_t* len)
     double s = 0;
     double d = 0;
 
-    double max = 0;
-    double min = 0;
-
     unsigned long* sec_val = NULL;
     long ref_vals          = 0;
     short n_sp_diff        = 0;
@@ -652,7 +649,7 @@ static int unpack_double(grib_accessor* a, double* val, size_t* len)
     for (i = 0; i < n_vals; i++)
         val[i] = (double)((((double)sec_val[i]) * s) + reference_value) * d;
 
-    max = val[0];
+    /*max = val[0];
     min = max;
     for (i = 0; i < n_vals; i++) {
         if (val[i] > max)
@@ -661,7 +658,7 @@ static int unpack_double(grib_accessor* a, double* val, size_t* len)
             min = val[i];
     }
     min *= d;
-    max *= d;
+    max *= d;*/
 
     grib_context_free(a->context, sec_val);
     if (bitmap != NULL)