diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000000..940951401a
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,21 @@
+FROM ubuntu:18.04 as build
+
+RUN apt-get update && \
+    apt-get install -y \
+        binutils-mips-linux-gnu \
+        build-essential \
+        pkg-config \
+        python3 \
+        wget \
+	git \
+	unzip
+
+RUN wget \
+        https://github.com/n64decomp/qemu-irix/releases/download/v2.11-deb/qemu-irix-2.11.0-2169-g32ab296eef_amd64.deb \
+        -O qemu.deb && \
+    echo 8170f37cf03a08cc2d7c1c58f10d650ea0d158f711f6916da9364f6d8c85f741 qemu.deb | sha256sum --check && \
+    dpkg -i qemu.deb && \
+    rm qemu.deb
+
+RUN mkdir /oot
+WORKDIR /oot
diff --git a/makefile b/makefile
index 2052ddb974..8e5cac600f 100644
--- a/makefile
+++ b/makefile
@@ -146,7 +146,7 @@ build/asm/%.o: asm/%.s
 	$(AS) $(ASFLAGS) $^ -o $@
 
 build/data/%.o: data/%.s
-	iconv --to EUC-JP $^ | $(AS) $(ASFLAGS) -o $@
+	iconv --from UTF-8 --to EUC-JP $^ | $(AS) $(ASFLAGS) -o $@
 
 #build/assets/%.o: assets/%.s
 #	$(AS) $(ASFLAGS) $^ -o $@
@@ -172,7 +172,7 @@ build/src/overlays/%.o: src/overlays/%.c
 	@$(OBJDUMP) -d $@ > $(@:.o=.s)
     
 build/asm/overlays/%.o: asm/overlays/%.s
-	iconv --to EUC-JP $^ | $(AS) $(ASFLAGS) -o $@
+	iconv --from UTF-8 --to EUC-JP $^ | $(AS) $(ASFLAGS) -o $@
 
 build/src/%.o: src/%.c
 	$(CC) -c $(CFLAGS) $(OPTIMIZATION) -o $@ $^