diff --git a/amd64.dockerfile b/amd64.dockerfile
index 11feb53dd17a29b930772ae302a16d157c3f688d..ed7e11d412fadf3a7216bf7f695c0524762ce925 100644
--- a/amd64.dockerfile
+++ b/amd64.dockerfile
@@ -3,7 +3,7 @@ FROM alpine:latest
 # linux/amd64
 
 RUN mkdir /app
-COPY ./NDI\ SDK\ for\ Linux/bin/x86_64-linux-gnu/ndi-directory-service /app/
+COPY ["./NDI SDK for Linux/bin/x86_64-linux-gnu/ndi-directory-service", "/app/"]
 RUN chmod +x /app/ndi-directory-service
 
 WORKDIR /app
diff --git a/i686.dockerfile b/i686.dockerfile
index f159fbfa95c71c5bd5f6bc488c23817b01db072e..af0a664ed14170a534cc506ad95e94314babec93 100644
--- a/i686.dockerfile
+++ b/i686.dockerfile
@@ -3,7 +3,7 @@ FROM alpine:latest
 # linux/386
 
 RUN mkdir /app
-COPY ./NDI\ SDK\ for\ Linux/bin/i686-linux-gnu/ndi-directory-service /app/
+COPY ["./NDI SDK for Linux/bin/i686-linux-gnu/ndi-directory-service", "/app/"]
 RUN chmod +x /app/ndi-directory-service
 
 WORKDIR /app
diff --git a/rpi1.dockerfile b/rpi1.dockerfile
index fcc6addb518caee3a1a4471d58e6e25e5e8399af..24faaa7dac6282719b2c6f241682c8a4cb2f3e43 100644
--- a/rpi1.dockerfile
+++ b/rpi1.dockerfile
@@ -3,7 +3,7 @@ FROM alpine:latest
 # linux/arm/v6
 
 RUN mkdir /app
-COPY ./NDI\ SDK\ for\ Linux/bin/arm-rpi1-linux-gnueabihf/ndi-directory-service /app/
+COPY ["./NDI SDK for Linux/bin/arm-rpi1-linux-gnueabihf/ndi-directory-service", "/app/"]
 RUN chmod +x /app/ndi-directory-service
 
 WORKDIR /app
diff --git a/rpi2.dockerfile b/rpi2.dockerfile
index 59ab2d84b60113720e9f649ffb9d9ef102b85c4d..28402e503d512e96cfd34b8007c50f4bc760dc08 100644
--- a/rpi2.dockerfile
+++ b/rpi2.dockerfile
@@ -3,7 +3,7 @@ FROM alpine:latest
 # linux/arm/v7
 
 RUN mkdir /app
-COPY ./NDI\ SDK\ for\ Linux/bin/arm-rpi2-linux-gnueabihf/ndi-directory-service /app/
+COPY ["./NDI SDK for Linux/bin/arm-rpi2-linux-gnueabihf/ndi-directory-service", "/app/"]
 RUN chmod +x /app/ndi-directory-service
 
 WORKDIR /app
diff --git a/rpi3.dockerfile b/rpi3.dockerfile
index ab0fe5bbcd88be62a90611425548eefc1c62585a..b6c35582a79e2e9c8d3aca61341904be0d772b75 100644
--- a/rpi3.dockerfile
+++ b/rpi3.dockerfile
@@ -3,7 +3,7 @@ FROM alpine:latest
 # linux/arm/v7
 
 RUN mkdir /app
-COPY ./NDI\ SDK\ for\ Linux/bin/arm-rpi3-linux-gnueabihf/ndi-directory-service /app/
+COPY ["./NDI SDK for Linux/bin/arm-rpi3-linux-gnueabihf/ndi-directory-service", "/app/"]
 RUN chmod +x /app/ndi-directory-service
 
 WORKDIR /app
diff --git a/rpi4-arm32.dockerfile b/rpi4-arm32.dockerfile
index 0070cc39cd22ab6150603f183a8c938351ee7278..17416824146e0115829b87870ffa2677a152d98a 100644
--- a/rpi4-arm32.dockerfile
+++ b/rpi4-arm32.dockerfile
@@ -3,7 +3,7 @@ FROM alpine:latest
 # linux/arm/v8
 
 RUN mkdir /app
-COPY ./NDI\ SDK\ for\ Linux/bin/arm-rpi4-linux-gnueabihf/ndi-directory-service /app/
+COPY ["./NDI SDK for Linux/bin/arm-rpi4-linux-gnueabihf/ndi-directory-service", "/app/"]
 RUN chmod +x /app/ndi-directory-service
 
 WORKDIR /app
diff --git a/rpi4-arm64.dockerfile b/rpi4-arm64.dockerfile
index 2d6fa7385caf0f4fecf8926fed812aa2d89f5922..6593fe23057a9dcf8ee168125c9198223c69f9fb 100644
--- a/rpi4-arm64.dockerfile
+++ b/rpi4-arm64.dockerfile
@@ -3,7 +3,7 @@ FROM alpine:latest
 # linux/arm64/v8
 
 RUN mkdir /app
-COPY ./NDI\ SDK\ for\ Linux/bin/arm-rpi4-linux-gnueabihf/ndi-directory-service /app/
+COPY ["./NDI SDK for Linux/bin/arm-rpi4-linux-gnueabihf/ndi-directory-service", "/app/"]
 RUN chmod +x /app/ndi-directory-service
 
 WORKDIR /app