diff --git a/CMakeLists.txt b/CMakeLists.txt
index f6570dab..fb7a1987 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -6,7 +6,7 @@ list(APPEND CMAKE_MODULE_PATH "${FDEEP_TOP_DIR}/cmake")
 
 include(cmake/hunter.cmake) # default off
 
-project(frugally-deep VERSION 0.15.3)
+project(frugally-deep VERSION 0.15.6)
 
 message(STATUS "===( ${PROJECT_NAME} ${PROJECT_VERSION} )===")
 
diff --git a/INSTALL.md b/INSTALL.md
index 02697387..602b543d 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -63,7 +63,7 @@ Just add a *conanfile.txt* with frugally-deep as a requirement and chose the gen
 
 ```
 [requires]
-frugally-deep/v0.15.3-p0@dobiasd/stable
+frugally-deep/v0.15.6-p0@dobiasd/stable
 
 [generators]
 cmake
diff --git a/test/Dockerfile b/test/Dockerfile
index 05fd0bc9..06256611 100644
--- a/test/Dockerfile
+++ b/test/Dockerfile
@@ -29,7 +29,7 @@ WORKDIR /
 RUN git clone -b 'v0.2.14-p0' --single-branch --depth 1 https://github.com/Dobiasd/FunctionalPlus && cd FunctionalPlus && mkdir -p build && cd build && cmake .. && make && make install
 RUN git clone -b '3.3.9' --single-branch --depth 1 https://gitlab.com/libeigen/eigen.git && cd eigen && mkdir -p build && cd build && cmake .. && make && make install && ln -s /usr/local/include/eigen3/Eigen /usr/local/include/Eigen
 RUN git clone -b 'v3.9.1' --single-branch --depth 1 https://github.com/nlohmann/json && cd json && mkdir -p build && cd build && cmake -DBUILD_TESTING=OFF .. && make && make install
-RUN git clone -b 'v0.15.3-p0' --single-branch --depth 1 https://github.com/Dobiasd/frugally-deep && cd frugally-deep && mkdir -p build && cd build && cmake .. && make && make install
+RUN git clone -b 'v0.15.6-p0' --single-branch --depth 1 https://github.com/Dobiasd/frugally-deep && cd frugally-deep && mkdir -p build && cd build && cmake .. && make && make install
 
 # To have downloaded the Keras models already
 RUN pip install numpy --upgrade