diff --git a/src/cpuid.c b/src/cpuid.c
index 156d658..d5327c4 100644
--- a/src/cpuid.c
+++ b/src/cpuid.c
@@ -909,10 +909,12 @@ char* get_str_freq(struct frequency* freq) {
   return string;
 }
 
-void print_levels(struct cpuInfo* cpu, char* cpu_name) {
-  printf("%s\n", cpu_name);
+void print_levels(struct cpuInfo* cpu) {
+  printf("%s\n", cpu->cpu_name);
   printf("- Max standart level: 0x%.8X\n", cpu->maxLevels);
   printf("- Max extended level: 0x%.8X\n", cpu->maxExtendedLevels);
+  
+  free_cpuinfo_struct(cpu);
 }
 
 void free_topo_struct(struct topology* topo) {
@@ -931,3 +933,9 @@ void free_cache_struct(struct cache* cach) {
 void free_freq_struct(struct frequency* freq) {
   free(freq);
 }
+
+void free_cpuinfo_struct(struct cpuInfo* cpu) {
+  free_uarch_struct(cpu->arch);
+  free(cpu->cpu_name);
+  free(cpu);
+}
diff --git a/src/cpuid.h b/src/cpuid.h
index f82fab0..74738e9 100644
--- a/src/cpuid.h
+++ b/src/cpuid.h
@@ -97,12 +97,12 @@ char* get_str_topology(struct cpuInfo* cpu, struct topology* topo, bool dual_soc
 
 char* get_str_peak_performance(struct cpuInfo* cpu, struct topology* topo, int64_t freq);
 
-void print_levels(struct cpuInfo* cpu, char* cpu_name);
+void print_levels(struct cpuInfo* cpu);
 
-void free_cpuinfo_struct(struct cpuInfo* cpu);
 void free_cache_struct(struct cache* cach);
 void free_topo_struct(struct topology* topo);
 void free_freq_struct(struct frequency* freq);
+void free_cpuinfo_struct(struct cpuInfo* cpu);
 
 void debug_cpu_info(struct cpuInfo* cpu);
 void debug_cache(struct cache* cach);
diff --git a/src/global.c b/src/global.c
index b76ee6f..cdd9154 100644
--- a/src/global.c
+++ b/src/global.c
@@ -51,7 +51,7 @@ void printBug(const char *fmt, ...) {
   vsnprintf(buffer,buffer_size, fmt, args);
   va_end(args);
   fprintf(stderr,RED "[ERROR]: "RESET "%s\n",buffer);
-  fprintf(stderr,"Please, create a new issue with this error message and your CPU in https://github.com/Dr-Noob/cpufetch/issues\n");
+  fprintf(stderr,"Please, create a new issue with this error message and your CPU model in https://github.com/Dr-Noob/cpufetch/issues\n");
 }
 
 void set_log_level(bool verbose) {
diff --git a/src/main.c b/src/main.c
index 1eadcd7..4130071 100644
--- a/src/main.c
+++ b/src/main.c
@@ -6,7 +6,7 @@
 #include "cpuid.h"
 #include "global.h"
 
-static const char* VERSION = "0.65";
+static const char* VERSION = "0.66";
 
 void print_help(char *argv[]) {
   printf("Usage: %s [--version] [--help] [--levels] [--style \"fancy\"|\"retro\"|\"legacy\"] [--color \"intel\"|\"amd\"|'R,G,B:R,G,B:R,G,B:R,G,B']\n\n\
@@ -62,7 +62,7 @@ int main(int argc, char* argv[]) {
   
   if(show_levels()) {
     print_version();
-    print_levels(cpu, get_str_cpu_name(cpu));
+    print_levels(cpu);
     return EXIT_SUCCESS;    
   }  
   
diff --git a/src/printer.c b/src/printer.c
index 27fc495..fd6cc86 100644
--- a/src/printer.c
+++ b/src/printer.c
@@ -363,8 +363,6 @@ bool print_cpufetch(struct cpuInfo* cpu, struct cache* cach, struct frequency* f
 
   print_ascii(art);
 
-  free(cpu_name);
-  free(uarch);
   free(manufacturing_process);
   free(max_frequency);
   free(sockets);
@@ -376,15 +374,15 @@ bool print_cpufetch(struct cpuInfo* cpu, struct cache* cach, struct frequency* f
   free(l1d);
   free(l2);
   free(l3);
-  free(pp);
-
-  free(cpu);
+  free(pp);  
+  
   free(art);
   
   if(cs != NULL) free_colors_struct(cs);
   free_cache_struct(cach);
   free_topo_struct(topo);
   free_freq_struct(freq);   
+  free_cpuinfo_struct(cpu);    
   
   return true;
 }
diff --git a/src/uarch.c b/src/uarch.c
index f14a498..fc5278a 100644
--- a/src/uarch.c
+++ b/src/uarch.c
@@ -4,6 +4,7 @@
 #include <string.h>
 
 #include "uarch.h"
+#include "global.h"
 
 /*
  * - cpuid codes are based on Todd Allen's cpuid program
@@ -110,10 +111,10 @@ struct uarch {
 #define UARCH_START if (false) {}
 #define CHECK_UARCH(arch, ef_, f_, em_, m_, s_, str, uarch, process) \
    else if (ef_ == ef && f_ == f && (em_ == NA || em_ == em) && (m_ == NA || m_ == m) && (s_ == NA || s_ == s)) fill_uarch(arch, str, uarch, process);
-#define UARCH_END else { arch->uarch = UARCH_UNKNOWN; }
+#define UARCH_END else { printBug("Unknown microarchitecture detected: M=0x%.8X EM=0x%.8X F=0x%.8X EF=0x%.8X S=0x%.8X", m, em, f, ef, s); fill_uarch(arch, "Unknown", UARCH_UNKNOWN, 0); }
 
 void fill_uarch(struct uarch* arch, char* str, MICROARCH u, uint32_t process) {
-  arch->uarch_str = malloc(sizeof(char) * strlen(str));
+  arch->uarch_str = malloc(sizeof(char) * (strlen(str)+1));
   strcpy(arch->uarch_str, str);
   arch->uarch = u;
   arch->process= process;
@@ -389,3 +390,8 @@ char* get_str_process(struct cpuInfo* cpu) {
   
   return str;
 }
+
+void free_uarch_struct(struct uarch* arch) {    
+  free(arch->uarch_str);
+  free(arch);
+}
diff --git a/src/uarch.h b/src/uarch.h
index a876ba2..03c0d7f 100644
--- a/src/uarch.h
+++ b/src/uarch.h
@@ -12,5 +12,6 @@ bool vpus_are_AVX512(struct cpuInfo* cpu);
 int get_number_of_vpus(struct cpuInfo* cpu);
 char* get_str_uarch(struct cpuInfo* cpu);
 char* get_str_process(struct cpuInfo* cpu);
+void free_uarch_struct(struct uarch* arch);
 
 #endif