diff --git a/3rdparty/docker/bootstrap/Dockerfile b/3rdparty/docker/bootstrap/Dockerfile
index ad64a53778..79016b0a11 100644
--- a/3rdparty/docker/bootstrap/Dockerfile
+++ b/3rdparty/docker/bootstrap/Dockerfile
@@ -12,9 +12,10 @@ RUN apt-get install -y git nasm autoconf automake texinfo flex \
 
 # GCC Requirements
 RUN apt-get install -y python
-
 # zlib Requirements
 RUN apt-get install -y cmake
+# ICU Requirements
+RUN apt-get install -y pkg-config
 
 ENV GIT_BUILDTOOLS="https://git.haiku-os.org/buildtools"
 ENV GIT_HAIKU="https://git.haiku-os.org/haiku"