diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 420b08f8..bcd989c2 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -11,7 +11,7 @@ defaults:
     shell: bash
 
 env:
-  BUILD_TYPE: Debug
+  BUILD_TYPE: Release
 
 jobs:
   build:
diff --git a/TODO.md b/TODO.md
index c03365e4..2251b10d 100644
--- a/TODO.md
+++ b/TODO.md
@@ -1,5 +1,4 @@
 # to-do for 0.6pre2
 
 - YM2612 CSM (no DualPCM)
-- port op macro code to all other OPN chips
 - bug fixes
diff --git a/src/log.cpp b/src/log.cpp
index ca4ca58b..1611e688 100644
--- a/src/log.cpp
+++ b/src/log.cpp
@@ -67,8 +67,6 @@ void appendLogBuf(const LogEntry& entry) {
   const char* msg=toWrite.c_str();
   size_t len=toWrite.size();
 
-  printf("appendLogBuf %d %d\n",logFilePosI,(int)len);
-
   int remaining=(logFilePosO-logFilePosI-1)&TA_LOGFILE_BUF_SIZE;
 
   if (len>=(unsigned int)remaining) {
@@ -93,8 +91,6 @@ int writeLog(int level, const char* msg, fmt::printf_args args) {
   time_t thisMakesNoSense=time(NULL);
   int pos=(logPosition.fetch_add(1))&TA_LOG_MASK;
 
-  printf("logPosition: %d\n",pos);
-
   logEntries[pos].text.assign(fmt::vsprintf(msg,args));
   // why do I have to pass a pointer
   // can't I just pass the time_t directly?!