diff --git a/python/requirements.txt b/python/requirements.txt
index 19d18053504459b2e9c4d2d17cb0aa0243444186..4b9abc743818cef27ce25539ba6b134a8f85e4e8 100644
--- a/python/requirements.txt
+++ b/python/requirements.txt
@@ -1,4 +1,6 @@
 numpy>=1.12, <=1.16.4 ; python_version<"3.5"
+wheel>=0.34.0, <0.35.0
+setuptools>=44.1.0
 opencv-python==4.2.0.32
 google>=2.0.3
 protobuf>=3.12.2
diff --git a/tools/Dockerfile.centos6.cuda9.0-cudnn7.devel b/tools/Dockerfile.centos6.cuda9.0-cudnn7.devel
index 24a5d189b709e3ff92e0b0c16776b82a84eca3e6..b4af571c19cec131800dd871b558c00d601b2f5e 100644
--- a/tools/Dockerfile.centos6.cuda9.0-cudnn7.devel
+++ b/tools/Dockerfile.centos6.cuda9.0-cudnn7.devel
@@ -31,7 +31,6 @@ RUN yum -y install wget && \
     curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py && \
     python get-pip.py && \
     rm get-pip.py && \
-    pip install google protobuf setuptools wheel flask numpy==1.16.4 && \
     wget https://www.python.org/ftp/python/3.6.8/Python-3.6.8.tgz && \
     tar -zxf Python-3.6.8.tgz && \
     cd Python-3.6.8 && \
@@ -42,7 +41,6 @@ RUN yum -y install wget && \
     echo 'export LD_LIBRARY_PATH=/usr/local/python3.6/lib:$LD_LIBRARY_PATH' >> /root/.bashrc && \
     source /root/.bashrc && \
     cd .. && rm -rf Python-3.6.8* && \
-    pip3 install google protobuf setuptools wheel flask numpy==1.16.4 && \
     yum -y install epel-release && yum -y install patchelf libXext libSM libXrender && \
     yum clean all && \
     echo "export LANG=en_US.utf8" >> /root/.bashrc && \
diff --git a/tools/Dockerfile.centos6.devel b/tools/Dockerfile.centos6.devel
index 53d46d9dd5c5cb060d773cca2e9cb8c98cdefee1..6dfc304cb281f5bb7c7d60a0b38354118c893f39 100644
--- a/tools/Dockerfile.centos6.devel
+++ b/tools/Dockerfile.centos6.devel
@@ -31,7 +31,6 @@ RUN yum -y install wget && \
     curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py && \
     python get-pip.py && \
     rm get-pip.py && \
-    pip install google protobuf setuptools wheel flask numpy==1.16.4 && \
     wget https://www.python.org/ftp/python/3.6.8/Python-3.6.8.tgz && \
     tar -zxf Python-3.6.8.tgz && \
     cd Python-3.6.8 && \
@@ -42,7 +41,6 @@ RUN yum -y install wget && \
     echo 'export LD_LIBRARY_PATH=/usr/local/python3.6/lib:$LD_LIBRARY_PATH' >> /root/.bashrc && \
     source /root/.bashrc && \
     cd .. && rm -rf Python-3.6.8* && \
-    pip3 install google protobuf setuptools wheel flask numpy==1.16.4 && \
     yum -y install epel-release && yum -y install patchelf libXext libSM libXrender && \
     yum clean all && \
     localedef -c -i en_US -f UTF-8 en_US.UTF-8 && \
diff --git a/tools/Dockerfile.ci b/tools/Dockerfile.ci
index 92aee9e777387374397682b3a22dafe1294ccde4..0eb695d301f6b45c73d3f3b4af018bd2c83860ac 100644
--- a/tools/Dockerfile.ci
+++ b/tools/Dockerfile.ci
@@ -23,7 +23,6 @@ RUN wget https://dl.google.com/go/go1.14.linux-amd64.tar.gz >/dev/null \
 RUN yum -y install python-devel sqlite-devel >/dev/null \
     && curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py >/dev/null \
     && python get-pip.py >/dev/null \
-    && pip install google protobuf setuptools wheel flask >/dev/null \
     && rm get-pip.py
 
 RUN wget http://nixos.org/releases/patchelf/patchelf-0.10/patchelf-0.10.tar.bz2 \
@@ -35,8 +34,7 @@ RUN wget http://nixos.org/releases/patchelf/patchelf-0.10/patchelf-0.10.tar.bz2
     && cd .. \
     && rm -rf patchelf-0.10*
 
-RUN yum install -y python3 python3-devel \
-    && pip3 install google protobuf setuptools wheel flask
+RUN yum install -y python3 python3-devel
 
 RUN yum -y update >/dev/null \
     && yum -y install dnf >/dev/null \
diff --git a/tools/Dockerfile.cuda10.0-cudnn7.devel b/tools/Dockerfile.cuda10.0-cudnn7.devel
index 015412995e2152beaebd760b05d4989891b87c14..d65e1e256c8772101a51fcc58ab525aff9f182a1 100644
--- a/tools/Dockerfile.cuda10.0-cudnn7.devel
+++ b/tools/Dockerfile.cuda10.0-cudnn7.devel
@@ -23,11 +23,9 @@ RUN wget https://dl.google.com/go/go1.14.linux-amd64.tar.gz >/dev/null \
 RUN yum -y install python-devel sqlite-devel  \
     && curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py >/dev/null \
     && python get-pip.py >/dev/null \
-    && pip install google protobuf setuptools wheel flask >/dev/null \
     && rm get-pip.py 
 
 RUN yum install -y python3 python3-devel \
-    && pip3 install google protobuf setuptools wheel flask \
     && yum -y install epel-release && yum -y install patchelf libXext libSM libXrender\
     && yum clean all 
 
diff --git a/tools/Dockerfile.cuda9.0-cudnn7.devel b/tools/Dockerfile.cuda9.0-cudnn7.devel
index 4ca886a2309b2e643e68fb36f150e0393489e98f..b33ed58a2a97a6bea7a8f408c2e6a7f6ccc7d448 100644
--- a/tools/Dockerfile.cuda9.0-cudnn7.devel
+++ b/tools/Dockerfile.cuda9.0-cudnn7.devel
@@ -22,11 +22,9 @@ RUN wget https://dl.google.com/go/go1.14.linux-amd64.tar.gz >/dev/null \
 RUN yum -y install python-devel sqlite-devel  \
     && curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py >/dev/null \
     && python get-pip.py >/dev/null \
-    && pip install google protobuf setuptools wheel flask >/dev/null \
     && rm get-pip.py 
 
 RUN yum install -y python3 python3-devel \
-    && pip3 install google protobuf setuptools wheel flask \
     && yum -y install epel-release && yum -y install patchelf libXext libSM libXrender\
     && yum clean all 
 
diff --git a/tools/Dockerfile.devel b/tools/Dockerfile.devel
index a0ef073e798c49d3d419450b2430e8656b3afdfc..83e3b491c30fe99eaa615e836efeef6aad0c0cc4 100644
--- a/tools/Dockerfile.devel
+++ b/tools/Dockerfile.devel
@@ -19,11 +19,9 @@ RUN wget https://dl.google.com/go/go1.14.linux-amd64.tar.gz >/dev/null \
 RUN yum -y install python-devel sqlite-devel  \
     && curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py >/dev/null \
     && python get-pip.py >/dev/null \
-    && pip install google protobuf setuptools wheel flask >/dev/null \
     && rm get-pip.py 
 
 RUN yum install -y python3 python3-devel \
-    && pip3 install google protobuf setuptools wheel flask \
     && yum -y install epel-release && yum -y install patchelf libXext libSM libXrender\
     && yum clean all