diff --git a/Makefile b/Makefile
index bcf3c57..c26e889 100644
--- a/Makefile
+++ b/Makefile
@@ -5,6 +5,8 @@ LDFLAGS =
 TARGET ?=
 CXX = $(TARGET)g++
 
+SUFFIX ?=
+
 ASM_SRC = main.cpp
 ASM_SRC += lexer.cpp
 ASM_SRC += ast_printer.cpp
@@ -14,14 +16,14 @@ ASM_SRC += parser.cpp
 ASM_SRC += stmt_string.cpp
 ASM_OBJ = $(patsubst %.cpp,%.o,$(ASM_SRC))
 ASM_DEP = $(patsubst %.cpp,%.d,$(ASM_SRC))
-ASM_MAIN ?= scu-dsp-asm
+ASM_MAIN ?= scu-dsp-asm$(SUFFIX)
 
 DIS_SRC = disassemble.cpp
 DIS_SRC += ast_printer.cpp
 DIS_SRC += stmt_string.cpp
 DIS_OBJ = $(patsubst %.cpp,%.o,$(DIS_SRC))
 DIS_DEP = $(patsubst %.cpp,%.d,$(DIS_SRC))
-DIS_MAIN ?= scu-dsp-dis
+DIS_MAIN ?= scu-dsp-dis$(SUFFIX)
 
 all: $(ASM_MAIN) $(DIS_MAIN)
 
@@ -30,7 +32,7 @@ all: $(ASM_MAIN) $(DIS_MAIN)
 %.o: %.cpp
 	$(CXX) $(CXXFLAGS) -MMD -MF $(basename $<).d -c $< -o $@
 
-$(SRC_MAIN): $(SRC_OBJ)
+$(ASM_MAIN): $(ASM_OBJ)
 	$(CXX) $(STATIC) $(LDFLAGS) $^ -o $@
 
 $(DIS_MAIN): $(DIS_OBJ)
diff --git a/release.sh b/release.sh
index 51b63fd..5bac294 100644
--- a/release.sh
+++ b/release.sh
@@ -1,8 +1,14 @@
-V=2
-M=scu-dsp-asm.$V
+V=3
 
-make TARGET=x86_64-pc-linux-gnu-       MAIN=$M.Linux.x86_64       clean all
-make TARGET=aarch64-unknown-linux-gnu- MAIN=$M.Linux.aarch64      clean all
-make TARGET=x86_64-w64-mingw32-        MAIN=$M.Windows.x86_64.exe clean all
-make TARGET=i686-w64-mingw32-          MAIN=$M.Windows.i686.exe   clean all
-#make MAIN=$M.MacOS-Ventura.x86_64 clean all
+make TARGET=x86_64-pc-linux-gnu-       SUFFIX=$V.Linux.x86_64       clean
+make TARGET=x86_64-pc-linux-gnu-       SUFFIX=$V.Linux.x86_64       all -j`nproc`
+
+make TARGET=aarch64-unknown-linux-gnu- SUFFIX=$V.Linux.aarch64      clean
+make TARGET=aarch64-unknown-linux-gnu- SUFFIX=$V.Linux.aarch64      all -j`nproc`
+
+make TARGET=x86_64-w64-mingw32-        SUFFIX=$V.Windows.x86_64.exe clean
+make TARGET=x86_64-w64-mingw32-        SUFFIX=$V.Windows.x86_64.exe all -j`nproc`
+
+make TARGET=i686-w64-mingw32-          SUFFIX=$V.Windows.i686.exe   clean
+make TARGET=i686-w64-mingw32-          SUFFIX=$V.Windows.i686.exe   all -j`nproc`
+#make SUFFIX=$V.MacOS-Ventura.x86_64 clean all