diff --git a/src/mapleall/maple_ir/include/mir_module.h b/src/mapleall/maple_ir/include/mir_module.h
index e09c84e554cbd798dd2f4725dcfd1c577516516d..7f297a459ca273bf5e2de372dfae35b1b0427212 100644
--- a/src/mapleall/maple_ir/include/mir_module.h
+++ b/src/mapleall/maple_ir/include/mir_module.h
@@ -54,6 +54,7 @@ enum MIRFlavor {
   kCmplV1,
   kCmpl,  // == CMPLv2
   kFlavorLmbc,
+  kFlavorMapleFE,
 };
 
 enum MIRSrcLang {
diff --git a/src/mapleall/maple_ir/src/mir_module.cpp b/src/mapleall/maple_ir/src/mir_module.cpp
index 8e53cfaf03d4266f53c126e38c9a8033a98e6377..916773bbf99f010b4d82833bccbbbf935961c24a 100644
--- a/src/mapleall/maple_ir/src/mir_module.cpp
+++ b/src/mapleall/maple_ir/src/mir_module.cpp
@@ -681,7 +681,7 @@ void MIRModule::OutputAsciiMpl(const char *phaseName, const char *suffix,
   ASSERT(!(emitStructureType && binaryform), "Cannot emit type info in .bpl");
   std::string fileStem;
   std::string::size_type lastDot = fileName.find_last_of('.');
-  if (lastDot == std::string::npos) {
+  if (lastDot == std::string::npos || GetFlavor() == kFlavorMapleFE) {
     fileStem = fileName.append(phaseName);
   } else {
     fileStem = fileName.substr(0, lastDot).append(phaseName);