diff --git a/main.c b/main.c
index 169e907..60f7bcf 100644
--- a/main.c
+++ b/main.c
@@ -174,7 +174,7 @@ int main(int argc, char *argv[]) {
   }
 #endif
 
-  if (issmall) {
+  if (issmall || islogos) {
     size_t ne = sizeof(LOGO_SMALL) / sizeof(LOGO_SMALL[0]);
     for (size_t i = 0; i < ne; i++) {
       LOGO[i] = LOGO_SMALL[i];
diff --git a/src/config.c b/src/config.c
index 093e76d..252dd9b 100644
--- a/src/config.c
+++ b/src/config.c
@@ -23,6 +23,9 @@
 #include "logo/haiku.h"
 #endif
 
+bool islogob = true;
+bool islogos = false;
+bool islogod = true;
 bool isos = true;
 bool ishost = true;
 #if defined(__linux__) || defined(__sunos)
@@ -149,6 +152,7 @@ void getconf() {
   while (fgets(line, sizeof(line), file)) {
     if (line[0] == '#' || line[0] == '\n') continue;
     if (strstr(line, "hide ") != NULL) {
+      if (containvocab(line, "logo")) islogod = false;
       if (containvocab(line, "os")) isos = false;
       if (containvocab(line, "host")) ishost = false;
 #if defined(__linux__) || defined(__sunos)
@@ -181,6 +185,17 @@ void getconf() {
       customtitlecolor = applycolor(color);
     }
 
+    // デフォルトは大きいロゴ
+    if (strstr(line, "show logo") != NULL) {
+      if (containvocab(line, "small")) {
+        islogob = false;
+        islogos = true;
+      } else {
+        islogob = true;
+        islogos = false;
+      }
+    }
+
     // カスタムロゴ
     if (strstr(line, "define custom big logo:") != NULL) {
       mkbiglogo = true;
@@ -191,6 +206,7 @@ void getconf() {
 
     if (mkbiglogo) {
       isbiglogo = true;
+      islogob = true;
       if (strstr(line, "define custom big logo:") != NULL) {
         continue;
       } else if (strstr(line, "EOL") != NULL) {
@@ -216,6 +232,7 @@ void getconf() {
 
     if (mksmalllogo) {
       issmalllogo = true;
+      islogos = true;
       if (strstr(line, "define custom small logo:") != NULL) {
         continue;
       } else if (strstr(line, "EOL") != NULL) {
diff --git a/src/config.h b/src/config.h
index 18c3121..f266edf 100644
--- a/src/config.h
+++ b/src/config.h
@@ -4,6 +4,9 @@
 #include <stdbool.h>
 #include <unistd.h>
 
+extern bool islogob;
+extern bool islogos;
+extern bool islogod;
 extern bool isos;
 extern bool ishost;
 #if defined(__linux__) || defined(__sunos)