diff --git a/src/common/printer.c b/src/common/printer.c
index 61426f0..7b3befd 100644
--- a/src/common/printer.c
+++ b/src/common/printer.c
@@ -1005,11 +1005,11 @@ void print_ascii_riscv(struct ascii* art, uint32_t la, int32_t termw, bool use_s
       // Print extension
       if(attr_to_print > 0 && art->attributes[attr_to_print-1]->type == ATTRIBUTE_EXTENSIONS && ext_num != num_extensions) {
         // Search for the extension to print
-        printf("ext_to_print: %d\n", ext_to_print);
-
         while (ext_to_print < ext_list_size && !((extensions_mask[extension_list[ext_to_print].id])))
           ext_to_print++;
 
+        printf("There are %d ext. This is ext nº%d with id %d\n", num_extensions, ext_num, ext_to_print);
+
         if(ext_to_print == ext_list_size) {
           printBug("print_ascii_riscv: Unable to find the extension to print");
         }
diff --git a/src/riscv/riscv.c b/src/riscv/riscv.c
index f6d7dfa..f701a13 100644
--- a/src/riscv/riscv.c
+++ b/src/riscv/riscv.c
@@ -152,7 +152,7 @@ bool valid_extension(char ext) {
 
 struct extensions* get_extensions_from_str(char* str) {
   struct extensions* ext = emalloc(sizeof(struct extensions));
-  ext->mask = ecalloc(RISCV_ISA_EXT_ID_MAX-1, sizeof(bool));
+  ext->mask = ecalloc(RISCV_ISA_EXT_ID_MAX, sizeof(bool));
   ext->str = NULL;
 
   if(str == NULL) {
@@ -211,7 +211,7 @@ struct extensions* get_extensions_from_str(char* str) {
 
 uint32_t get_num_extensions(bool* mask) {
   uint32_t num = 0;
-  for (int i=0; i < RISCV_ISA_EXT_ID_MAX-1; i++) {
+  for (int i=0; i < RISCV_ISA_EXT_ID_MAX; i++) {
     if (mask[i]) num++;
   }
   return num;