diff --git a/util/crossgcc/Makefile b/util/crossgcc/Makefile
index 2104a8954a..ae9177c32b 100644
--- a/util/crossgcc/Makefile
+++ b/util/crossgcc/Makefile
@@ -1,46 +1,46 @@
 all: build-i386 build-x64 build-armv7a build-aarch64 build-mips build-riscv
 
 build-i386:
-	bash ./buildgcc -G -p i386-elf
+	bash ./buildgcc -G -p i386-elf $(if $(BUILDJOBS),-j $(BUILDJOBS))
 
 build-x64:
-	bash ./buildgcc -G -p x86_64-elf
+	bash ./buildgcc -G -p x86_64-elf $(if $(BUILDJOBS),-j $(BUILDJOBS))
 
 build-armv7a:
-	bash ./buildgcc -G -p armv7a-eabi
+	bash ./buildgcc -G -p armv7a-eabi $(if $(BUILDJOBS),-j $(BUILDJOBS))
 
 build-aarch64:
-	bash ./buildgcc -G -p aarch64-elf
+	bash ./buildgcc -G -p aarch64-elf $(if $(BUILDJOBS),-j $(BUILDJOBS))
 
 build-mips:
-	bash ./buildgcc -G -p mipsel-elf
+	bash ./buildgcc -G -p mipsel-elf $(if $(BUILDJOBS),-j $(BUILDJOBS))
 
 build-riscv:
-	bash ./buildgcc -G -p riscv-elf
+	bash ./buildgcc -G -p riscv-elf $(if $(BUILDJOBS),-j $(BUILDJOBS))
 
 .PHONY: build-i386-without-gdb
 build-i386-without-gdb:
-	bash ./buildgcc -p i386-elf
+	bash ./buildgcc -p i386-elf $(if $(BUILDJOBS),-j $(BUILDJOBS))
 
 .PHONY: build-x64-without-gdb
 build-x64-without-gdb:
-	bash ./buildgcc -p x86_64-elf
+	bash ./buildgcc -p x86_64-elf $(if $(BUILDJOBS),-j $(BUILDJOBS))
 
 .PHONY: build-armv7a-without-gdb
 build-armv7a-without-gdb:
-	bash ./buildgcc -p armv7a-eabi
+	bash ./buildgcc -p armv7a-eabi $(if $(BUILDJOBS),-j $(BUILDJOBS))
 
 .PHONY: build-aarch64-without-gdb
 build-aarch64-without-gdb:
-	bash ./buildgcc -p aarch64-elf
+	bash ./buildgcc -p aarch64-elf $(if $(BUILDJOBS),-j $(BUILDJOBS))
 
 .PHONY: build-mips-without-gdb
 build-mips-without-gdb:
-	bash ./buildgcc -p mipsel-elf
+	bash ./buildgcc -p mipsel-elf $(if $(BUILDJOBS),-j $(BUILDJOBS))
 
 .PHONY: build-riscv-without-gdb
 build-riscv-without-gdb:
-	bash ./buildgcc -p riscv-elf
+	bash ./buildgcc -p riscv-elf $(if $(BUILDJOBS),-j $(BUILDJOBS))
 
 clean:
 	rm -rf xgcc