diff --git a/hecl/driver/ToolBase.hpp b/hecl/driver/ToolBase.hpp
index 3fc8b545c..412893994 100644
--- a/hecl/driver/ToolBase.hpp
+++ b/hecl/driver/ToolBase.hpp
@@ -30,6 +30,7 @@ struct ToolPassInfo
     unsigned verbosityLevel = 0;
     bool force = false;
     bool yes = false;
+    bool gui = false;
 };
 
 #define RED "\033[0;31m"
@@ -93,6 +94,7 @@ public:
     : m_info(info)
     {
         hecl::VerbosityLevel = info.verbosityLevel;
+        hecl::GuiMode = info.gui;
     }
     virtual ~ToolBase() {}
     virtual hecl::SystemString toolName() const=0;
@@ -169,7 +171,7 @@ private:
 public:
 
     HelpOutput(HelpFunc helpFunc)
-    : m_sout(NULL), m_helpFunc(helpFunc), m_lineWidth(hecl::ConsoleWidth())
+    : m_sout(NULL), m_helpFunc(helpFunc), m_lineWidth(hecl::GuiMode ? 120 : hecl::ConsoleWidth())
     {}
 
     void go()
@@ -286,7 +288,7 @@ void ToolPrintProgress(const hecl::SystemChar* message, const hecl::SystemChar*
     else
         hecl::Printf(_S("  "));
 
-    int width = std::max(80, hecl::ConsoleWidth());
+    int width = (hecl::GuiMode ? 120 : std::max(80, hecl::ConsoleWidth()));
     int half;
     if (blocks)
         half = width / 2 - 2;
diff --git a/hecl/driver/main.cpp b/hecl/driver/main.cpp
index 2a8a97af8..512c9ff92 100644
--- a/hecl/driver/main.cpp
+++ b/hecl/driver/main.cpp
@@ -213,6 +213,8 @@ int main(int argc, const char** argv)
                     info.force = true;
                 else if (*chit == _S('y'))
                     info.yes = true;
+                else if (*chit == _S('g'))
+                    info.gui = true;
                 else
                     info.flags.push_back(*chit);
             }
diff --git a/hecl/extern/boo b/hecl/extern/boo
index f71131e4d..beb7f00b1 160000
--- a/hecl/extern/boo
+++ b/hecl/extern/boo
@@ -1 +1 @@
-Subproject commit f71131e4df6af467d5ed0ad0cd5edd869eba2095
+Subproject commit beb7f00b182f34e12607e70e9184c0d8dd7d1c1f
diff --git a/hecl/include/hecl/hecl.hpp b/hecl/include/hecl/hecl.hpp
index 2a577d32b..f6272dd91 100644
--- a/hecl/include/hecl/hecl.hpp
+++ b/hecl/include/hecl/hecl.hpp
@@ -47,6 +47,7 @@ struct DataSpecEntry;
 }
 
 extern unsigned VerbosityLevel;
+extern bool GuiMode;
 extern logvisor::Module LogModule;
 
 std::string WideToUTF8(std::wstring_view src);
diff --git a/hecl/lib/hecl.cpp b/hecl/lib/hecl.cpp
index 6b321ffbd..ed82ff504 100644
--- a/hecl/lib/hecl.cpp
+++ b/hecl/lib/hecl.cpp
@@ -23,6 +23,7 @@
 namespace hecl
 {
 unsigned VerbosityLevel = 0;
+bool GuiMode = false;
 logvisor::Module LogModule("hecl");
 static const std::string Illegals {"<>?\"|"};