diff --git a/Jenkinsfile b/Jenkinsfile
index e18cc62..3efd6ce 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -4,6 +4,10 @@ pipeline {
         stage("Test and Build") {
             environment {
                 CARGO = "~/.cargo/bin/cargo"
+                OAUTH = credentials("GitHub")
+            }
+            when {
+                 branch 'master'
             }
             stages {
                 stage("Debian") {
@@ -22,7 +26,8 @@ pipeline {
                         sh '''
                             LIBC_VERSION=$(ldd --version | head -n1 | sed -r 's/(.* )//')
                             mkdir -p assets
-                            tar -C target/release -czf assets/riffol-$LIBC_VERSION.tar.gz riffol
+                            tar -C target/release -zcvf assets/riffol-libc-$LIBC_VERSION.tar.gz riffol
+                            ci/release.sh riboseinc/riffol
                         '''
                     }
                 }
@@ -42,25 +47,12 @@ pipeline {
                         sh '''
                             LIBC_VERSION=$(ldd --version | head -n1 | sed -r 's/(.* )//')
                             mkdir -p assets
-                            tar -C target/release -czf assets/riffol-$LIBC_VERSION.tar.gz riffol
+                            tar -C target/release -zcvf assets/riffol-libc-$LIBC_VERSION.tar.gz riffol
+                            ci/release.sh riboseinc/riffol
                         '''
                     }
                 }
             }
         }
-        stage("Upload Assets") {
-            agent any
-            when {
-                 branch 'master'
-            }
-            environment {
-                OAUTH = credentials("GitHub")
-            }
-            steps {
-                sh '''
-                    ci/release.sh riboseinc/riffol
-                '''
-            }
-        }
     }
 }
\ No newline at end of file
diff --git a/ci/centos/Dockerfile b/ci/centos/Dockerfile
index f3b0654..d521ec9 100644
--- a/ci/centos/Dockerfile
+++ b/ci/centos/Dockerfile
@@ -6,6 +6,10 @@ RUN useradd -u 1000 docker-user
 
 RUN su - docker-user -c 'curl https://sh.rustup.rs -sSf | sh -s -- -y && ~/.cargo/bin/cargo search nereon'
 
+RUN curl -L -o/usr/bin/jq \
+    https://github.com/stedolan/jq/releases/download/jq-1.5/jq-linux64 \
+    && chmod +x /usr/bin/jq
+
 RUN git clone https://github.com/vstakhov/libucl.git \
     && cd libucl \
     && ./autogen.sh \
diff --git a/ci/debian/Dockerfile b/ci/debian/Dockerfile
index 6e384e7..5570ded 100644
--- a/ci/debian/Dockerfile
+++ b/ci/debian/Dockerfile
@@ -11,6 +11,10 @@ RUN useradd -u 1000 docker-user && \
 
 RUN su - docker-user -c 'curl https://sh.rustup.rs -sSf | sh -s -- -y && ~/.cargo/bin/cargo search nereon'
 
+RUN curl -L -o/usr/bin/jq \
+    https://github.com/stedolan/jq/releases/download/jq-1.5/jq-linux64 \
+    && chmod +x /usr/bin/jq
+
 RUN git clone https://github.com/vstakhov/libucl.git \
     && cd libucl \
     && ./autogen.sh \
diff --git a/ci/release.sh b/ci/release.sh
index 15cdc91..2e00874 100755
--- a/ci/release.sh
+++ b/ci/release.sh
@@ -35,7 +35,8 @@ release_id=$(
 # create a release if none already for this version
 if [ -z $release_id ]; then
     echo "Creating release for $version"
-    release_id=$(curl -s -X POST -d '{"tag_name":"$version"}' $release?access_token=$OAUTH | jq -r '"\(.id)"' 2>/dev/null)
+
+    release_id=$(curl -s -X POST -d '{"tag_name":"'$version'"}' $release?access_token=$OAUTH | jq -r '"\(.id)"' 2>/dev/null)
 
     echo "Release ID: $release_id"
 
@@ -50,8 +51,11 @@ fi
 # get upload url
 upload=$(curl -s $release/$release_id?access_token=$OAUTH | jq -r '"\(.upload_url)"' | cut -d'{' -f1)
 for i in assets/*.tar.gz; do
+    echo "Asset: $i"
+
     if [ -f $i ]; then
         asset_name=$(basename $i)
+        echo "Asset name: $asset_name"
         asset_id=$(
             curl -s $release/$release_id/assets?access_token=$OAUTH \
                 | jq -r '.[] | "\(.name) \(.id)"' \
@@ -64,6 +68,6 @@ for i in assets/*.tar.gz; do
         fi
         # upload asset
         echo "Uploading $asset_name asset"
-        curl -s -X POST -H "Content-type: application/gzip" -d@- "$upload?name=$asset_name&access_token=$OAUTH" <$i >/dev/null
+        curl -X POST -H "Content-Type: application/tar+gzip" --data-binary @"$i" "$upload?name=$asset_name&access_token=$OAUTH" >/dev/null
     fi
 done