diff --git a/Dockerfile b/Dockerfile
index c9d057a2..2adf70cd 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -104,13 +104,13 @@ RUN bundle install
 ##############################
 # Installs Perl dependencies #
 ##############################
-RUN curl -sL https://cpanmin.us/ | perl - -nq --no-wget Perl::Critic
+RUN curl --retry 5 --retry-delay 5 -sL https://cpanmin.us/ | perl - -nq --no-wget Perl::Critic
 
 ##############################
 # Install Phive dependencies #
 ##############################
-RUN wget -O phive.phar https://phar.io/releases/phive.phar \
-    && wget -O phive.phar.asc https://phar.io/releases/phive.phar.asc \
+RUN wget --tries=5 -O phive.phar https://phar.io/releases/phive.phar \
+    && wget--tries=5 -O phive.phar.asc https://phar.io/releases/phive.phar.asc \
     && gpg --keyserver pool.sks-keyservers.net --recv-keys 0x9D8A98B29B2D5D79 \
     && gpg --verify phive.phar.asc phive.phar \
     && chmod +x phive.phar \
@@ -126,7 +126,7 @@ RUN wget -O phive.phar https://phar.io/releases/phive.phar \
 # Slightly modified to always retrieve latest stable Powershell version
 # If changing PWSH_VERSION='latest' to a specific version, use format PWSH_VERSION='tags/v7.0.2'
 RUN mkdir -p ${PWSH_DIRECTORY} \
-    && curl -s https://api.github.com/repos/powershell/powershell/releases/${PWSH_VERSION} \
+    && curl --retry 5 --retry-delay 5 -s https://api.github.com/repos/powershell/powershell/releases/${PWSH_VERSION} \
     | grep browser_download_url \
     | grep linux-alpine-x64 \
     | cut -d '"' -f 4 \
@@ -142,7 +142,7 @@ RUN mkdir -p ${PWSH_DIRECTORY} \
 # Reference https://github.com/Azure/arm-ttk
 # Reference https://docs.microsoft.com/en-us/azure/azure-resource-manager/templates/test-toolkit
 ENV ARM_TTK_PSD1="${ARM_TTK_DIRECTORY}/arm-ttk-master/arm-ttk/arm-ttk.psd1"
-RUN curl -sLO "${ARM_TTK_URI}" \
+RUN curl --retry 5 --retry-delay 5 -sLO "${ARM_TTK_URI}" \
     && unzip "${ARM_TTK_NAME}" -d "${ARM_TTK_DIRECTORY}" \
     && rm "${ARM_TTK_NAME}" \
     && ln -sTf "${ARM_TTK_PSD1}" /usr/bin/arm-ttk
@@ -190,16 +190,16 @@ COPY --from=dockerfile-lint /bin/hadolint /usr/bin/hadolint
 ##################
 # Install ktlint #
 ##################
-RUN curl -sSLO https://github.com/pinterest/ktlint/releases/latest/download/ktlint && chmod a+x ktlint \
+RUN curl --retry 5 --retry-delay 5 -sSLO https://github.com/pinterest/ktlint/releases/latest/download/ktlint && chmod a+x ktlint \
     && mv "ktlint" /usr/bin/
 
 ####################
 # Install dart-sdk #
 ####################
-RUN wget -q -O /etc/apk/keys/sgerrand.rsa.pub https://alpine-pkgs.sgerrand.com/sgerrand.rsa.pub
-RUN wget https://github.com/sgerrand/alpine-pkg-glibc/releases/download/${GLIBC_VERSION}/glibc-${GLIBC_VERSION}.apk
+RUN wget --tries=5 -q -O /etc/apk/keys/sgerrand.rsa.pub https://alpine-pkgs.sgerrand.com/sgerrand.rsa.pub
+RUN wget --tries=5 https://github.com/sgerrand/alpine-pkg-glibc/releases/download/${GLIBC_VERSION}/glibc-${GLIBC_VERSION}.apk
 RUN apk add --no-cache glibc-${GLIBC_VERSION}.apk && rm glibc-${GLIBC_VERSION}.apk
-RUN wget https://storage.googleapis.com/dart-archive/channels/stable/release/${DART_VERSION}/sdk/dartsdk-linux-x64-release.zip -O - -q | unzip -q - \
+RUN wget --tries=5 https://storage.googleapis.com/dart-archive/channels/stable/release/${DART_VERSION}/sdk/dartsdk-linux-x64-release.zip -O - -q | unzip -q - \
     && chmod +x dart-sdk/bin/dart* \
     && mv dart-sdk/bin/* /usr/bin/ && mv dart-sdk/lib/* /usr/lib/ && mv dart-sdk/include/* /usr/include/ \
     && rm -r dart-sdk/
@@ -219,19 +219,19 @@ RUN CHECKSTYLE_LATEST=$(curl -s https://api.github.com/repos/checkstyle/checksty
     | grep browser_download_url \
     | grep ".jar" \
     | cut -d '"' -f 4) \
-    && curl -sSL $CHECKSTYLE_LATEST \
+    && curl --retry 5 --retry-delay 5 -sSL $CHECKSTYLE_LATEST \
     --output /usr/bin/checkstyle
 
 ####################
 # Install luacheck #
 ####################
-RUN wget https://www.lua.org/ftp/lua-5.3.5.tar.gz -O - -q | tar -xzf - \
+RUN wget --tries=5 https://www.lua.org/ftp/lua-5.3.5.tar.gz -O - -q | tar -xzf - \
     && cd lua-5.3.5 \
     && make linux \
     && make install \
     && cd .. && rm -r lua-5.3.5/
 
-RUN wget https://github.com/cvega/luarocks/archive/v3.3.1-super-linter.tar.gz -O - -q | tar -xzf - \
+RUN wget --tries=5 https://github.com/cvega/luarocks/archive/v3.3.1-super-linter.tar.gz -O - -q | tar -xzf - \
     && cd luarocks-3.3.1-super-linter \
     && ./configure --with-lua-include=/usr/local/include \
     && make \