diff --git a/build_web_release.bat b/build_web_release.bat
index 4e50f1c..edfc435 100644
--- a/build_web_release.bat
+++ b/build_web_release.bat
@@ -5,7 +5,7 @@ mkdir build_web_release
 
 call run_codegen.bat || goto :error
 
-set FLAGS=-O2 -DNDEBUG
+set FLAGS=-O0 -DNDEBUG
 set OUTPUT_FOLDER=build_web_release
 
 call build_web_common.bat || goto :error
diff --git a/server/main.go b/server/main.go
index 972c496..6fb036a 100644
--- a/server/main.go
+++ b/server/main.go
@@ -32,6 +32,7 @@ const (
 const (
  // A-Z and 0-9, four digits means this many codes
  MaxCodes = 36 * 36 * 36 * 36
+ MaxTime = 10*60  *1000 // in seconds
 )
 
 
@@ -283,7 +284,7 @@ func completion(w http.ResponseWriter, req *http.Request) {
      ipAddyTenFree[userKey] = currentTime()
      rejected = false
     } else {
-     if currentTime() - createdTime < 10*60 {
+     if currentTime() - createdTime < MaxTime {
       rejected = false
      } else {
       rejected = true // out of free time buddy