diff --git a/soh/soh/Enhancements/randomizer/3drando/menu.cpp b/soh/soh/Enhancements/randomizer/3drando/menu.cpp
index 820c5066d0..a0886da62f 100644
--- a/soh/soh/Enhancements/randomizer/3drando/menu.cpp
+++ b/soh/soh/Enhancements/randomizer/3drando/menu.cpp
@@ -20,11 +20,11 @@ bool GenerateRandomizer(std::set<RandomizerCheck> excludedLocations, std::set<Ra
 
     // if a blank seed was entered, make a random one
     if (seedInput.empty()) {
-        char seedString[12];
+        char seedString[11];
         for (size_t i = 0; i < 10; i++) {
             seedString[i] = '0' + ShipUtils::Random(0, 10);
         }
-        seedString[11] = '\0';
+        seedString[10] = '\0';
         seedInput = std::string(seedString);
     } else if (seedInput.rfind("seed_testing_count", 0) == 0 && seedInput.length() > 18) {
         int count;
diff --git a/soh/soh/Enhancements/randomizer/3drando/playthrough.cpp b/soh/soh/Enhancements/randomizer/3drando/playthrough.cpp
index 4ee635323c..6b58bc8019 100644
--- a/soh/soh/Enhancements/randomizer/3drando/playthrough.cpp
+++ b/soh/soh/Enhancements/randomizer/3drando/playthrough.cpp
@@ -94,11 +94,11 @@ int Playthrough_Repeat(std::set<RandomizerCheck> excludedLocations, std::set<Ran
     auto ctx = Rando::Context::GetInstance();
     uint32_t repeatedSeed = 0;
     for (int i = 0; i < count; i++) {
-        char seedString[12];
+        char seedString[11];
         for (size_t i = 0; i < 10; i++) {
             seedString[i] = '0' + ShipUtils::Random(0, 10);
         }
-        seedString[11] = '\0';
+        seedString[10] = '\0';
         ctx->SetSeedString(std::string(seedString));
         repeatedSeed = SohUtils::Hash(ctx->GetSeedString());
         ctx->SetSeed(repeatedSeed);
diff --git a/soh/soh/SohGui/SohMenuRandomizer.cpp b/soh/soh/SohGui/SohMenuRandomizer.cpp
index 24274a4d3d..d6b7a99d44 100644
--- a/soh/soh/SohGui/SohMenuRandomizer.cpp
+++ b/soh/soh/SohGui/SohMenuRandomizer.cpp
@@ -563,7 +563,7 @@ void SohMenu::AddMenuRandomizer() {
                 for (size_t i = 0; i < 10; i++) {
                     seedString[i] = '0' + ShipUtils::Random(0, 10);
                 }
-                seedString[11] = '\0';
+                seedString[10] = '\0';
             }
             ImGui::SameLine();
             if (UIWidgets::Button(ICON_FA_ERASER, UIWidgets::ButtonOptions()