diff --git a/.github/workflows/build-linux.yaml b/.github/workflows/build-linux.yaml
index 1633247..1be9e9d 100644
--- a/.github/workflows/build-linux.yaml
+++ b/.github/workflows/build-linux.yaml
@@ -18,8 +18,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - name: Install SDL2
-        run: sudo apt-get update && sudo apt-get -y install libsdl2-dev
+      - name: Install Dependencies
+        run: sudo apt-get update && sudo apt-get -y install libsdl2-dev libjack-jackd2-dev
       - name: Build binaries
         run: make dist
       - name: Upload artifact
diff --git a/Dockerfile b/Dockerfile
index ea191ee..d42999b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 FROM ubuntu:20.04
 ENV DEBIAN_FRONTEND=noninteractive
 WORKDIR /home
-RUN apt-get update && apt-get -y --no-install-recommends install g++ make git libsdl2-dev
+RUN apt-get update && apt-get -y --no-install-recommends install g++ make git libsdl2-dev libjack-jackd2-dev
 COPY . .
 CMD ["make","dist"]
diff --git a/Makefile b/Makefile
index 8fceac1..5e6ee6b 100644
--- a/Makefile
+++ b/Makefile
@@ -44,7 +44,7 @@ CC_FLAGS=$(shell sdl2-config --cflags) -I$(SOURCE) -D_SF2_$(PLATFORM) -D_BUILD_N
 LINKER_FLAGS=$(shell sdl2-config --libs) -lstdc++ -flto
 
 ifeq ($(PLATFORM),LINUX)
-	CC_FLAGS := $(CC_FLAGS) -DUNIX_JACK
+	CC_FLAGS := $(CC_FLAGS) -D__UNIX_JACK__
 	LINKER_FLAGS := $(LINKER_FLAGS) -ljack
 endif