diff --git a/koboldcpp.py b/koboldcpp.py
index 0db372a32..8b5e91495 100755
--- a/koboldcpp.py
+++ b/koboldcpp.py
@@ -931,7 +931,7 @@ def show_new_gui():
     togglemiro(1,1,1)
 
     # context size
-    makeslider(tokens_tab, "Context Size:",contextsize_text, context_var, 0, 4, 20, set=2)
+    makeslider(tokens_tab, "Context Size:",contextsize_text, context_var, 0, len(contextsize_text)-1, 20, set=2)
 
 
     customrope_scale_entry, customrope_scale_label = makelabelentry(tokens_tab, "RoPE Scale:", customrope_scale)
@@ -1040,7 +1040,7 @@ def show_new_gui():
         args.blasbatchsize = int(blasbatchsize_values[int(blas_size_var.get())])
         args.forceversion = 0 if version_var.get()=="" else int(version_var.get())
 
-        args.mirostat = [int(mirostat_var.get()), float(mirostat_tau.get()), float(mirostat_eta.get())] if usemirostat.get()==1 else None
+        args.usemirostat = [int(mirostat_var.get()), float(mirostat_tau.get()), float(mirostat_eta.get())] if usemirostat.get()==1 else None
         args.contextsize = int(contextsize_text[context_var.get()])
 
         if customrope_var.get()==1: