diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..6d0eac4
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1 @@
+docker
\ No newline at end of file
diff --git a/Docker/Dockerfile b/Docker/Dockerfile
new file mode 100644
index 0000000..bdb86dd
--- /dev/null
+++ b/Docker/Dockerfile
@@ -0,0 +1,21 @@
+FROM alpine:3.17 AS build-env
+
+#RUN apk add --update autoconf automake libtool git make gcc zlib g++
+RUN apk add --update make gcc cmake g++ linux-headers
+
+COPY . src/
+
+RUN cd src \
+  && mkdir BUILD \
+  && cd BUILD \
+  && cmake .. \
+  && make \
+  && make install
+
+FROM alpine:3.17
+
+COPY --from=build-env /usr/local/bin /usr/local/bin
+
+WORKDIR /
+
+ENTRYPOINT ["/usr/local/bin/friidump"]
\ No newline at end of file
diff --git a/README b/README
index 5e1eb77..f9a58a7 100644
--- a/README
+++ b/README
@@ -67,6 +67,12 @@ Other drives might work, most likely those based on the Hitachi MN103
 microcontroller. If you find any of them, please report so that they can be
 added to the compatibility list.
 
+===============================================================================
+Docker
+===============================================================================
+
+$ docker build -f Docker/Dockerfile -t friidump .
+$ docker run --rm --name friidump --privileged -v /dev/sr0:/dev/cdrom -v ${PWD}:/data aphex3k/friidump:latest -d /dev/cdrom -a
 
 ===============================================================================
 Installation
diff --git a/libfriidump/unscrambler.c b/libfriidump/unscrambler.c
index 2198ee9..fba0730 100644
--- a/libfriidump/unscrambler.c
+++ b/libfriidump/unscrambler.c
@@ -25,7 +25,7 @@
  * As Nintendo GameCube/Wii discs use the standars DVD-ROM scrambling algorithm, but with different, unknown, seeds, the actual seeds have to be brute-forced.
  * The functions in this file take care of the brute-forcing and of the actual unscrambling of the read sectors.
  *
- * The code in this file has been derived from unscrambler 0.4, Copyright (C) 2006 Victor Muñoz (xt5@ingenieria-inversa.cl), GPL v2+,
+ * The code in this file has been derived from unscrambler 0.4, Copyright (C) 2006 Victor Mu�oz (xt5@ingenieria-inversa.cl), GPL v2+,
  * http://www.ingenieria-inversa.cl/?lp_lang_pref=en .
  */
 
@@ -48,6 +48,7 @@
 /*! \brief Number of bytes of a sector on which the EDC is calculated */
 #define EDC_LENGTH (RAW_SECTOR_SIZE - 4)		/* The EDC value is contained in the bottom 4 bytes of a frame */
 
+u_int8_t disctype;
 
 /*! \brief A structure that represents a seed
  */
diff --git a/libfriidump/unscrambler.h b/libfriidump/unscrambler.h
index b7f3da6..4c2209f 100644
--- a/libfriidump/unscrambler.h
+++ b/libfriidump/unscrambler.h
@@ -31,8 +31,6 @@ typedef struct unscrambler_s unscrambler;
    the progress function the same format we use elsewhere */
 typedef void (*unscrambler_progress_func) (bool start, u_int32_t current_sector, u_int32_t total_sectors, void *progress_data);
 
-u_int8_t disctype;
-
 FRIIDUMPLIB_EXPORT unscrambler *unscrambler_new (void);
 FRIIDUMPLIB_EXPORT void *unscrambler_destroy (unscrambler *u);
 FRIIDUMPLIB_EXPORT bool unscrambler_unscramble_16sectors (unscrambler *u, u_int32_t sector_no, u_int8_t *inbuf, u_int8_t *outbuf);