diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fedfa64..6d1c8fb 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -24,7 +24,7 @@ jobs:
           sleep 1; \
         done;
         docker exec -u root test-mysql mysql -u root -e "CREATE DATABASE testdb;"
-        docker exec -u root -t test-mysql mysql -u root testdb -e "CREATE TABLE test_source (i integer, b boolean, f float, v varchar(32), c char(32), lv varchar(9999), bn binary(32), vb varbinary(32), lvb varbinary(9999), d date, t time, ts timestamp null, tz varchar(80), tsz varchar(80), n numeric(20,4));"
+        docker exec -u root test-mysql mysql -u root testdb -e "CREATE TABLE test_source (i integer, b boolean, f float, v varchar(32), c char(32), lv varchar(9999), bn binary(32), vb varbinary(32), lvb varbinary(9999), d date, t time, ts timestamp null, tz varchar(80), tsz varchar(80), n numeric(20,4));"
         docker exec -u root test-mysql /bin/bash -c "(echo \"INSERT INTO test_source VALUES (null, null, null, null, null, null, null, null, null, null, null, null, null, null, null);\"; for i in \`seq 1 9\`; do echo \"INSERT INTO test_source VALUES (\$i, 1, \$i.5, 'test \$i', 'test \$i', 'test \$i', 'test \$i', 'test \$i', 'test \$i', '\$((\$i+11))00/1/\$i', '4:0\$i', '2038-01-0\$i 03:14:07', '1:2\$i:00', 'June 1, \$((\$i+11))00 03:2\$i EST', '123456.7890');\"; done) | mysql -u root testdb"
         docker exec -u root test-mysql mysql -u root testdb -e "select * from test_source;"
     - name: Set up a Vertica server
@@ -34,7 +34,7 @@ jobs:
           -e ODBCSYSINI=/var/odbc-loader/tests/config \
           --add-host=host.docker.internal:host-gateway \
           --name vertica_docker \
-          vertica/vertica-ce:23.4.0-0
+          vertica/vertica-ce:24.1.0-0
         echo "Vertica startup ..."
         until docker exec vertica_docker test -f /data/vertica/VMart/agent_start.out; do \
           echo "..."; \
@@ -45,19 +45,21 @@ jobs:
         docker exec -u dbadmin vertica_docker /opt/vertica/bin/vsql -c "select version()"
     - name: Build & Install UDx
       run: |
-        docker exec -u root vertica_docker yum -y install centos-release-scl
-        docker exec -u root vertica_docker yum -y install devtoolset-7
-        docker exec -u root vertica_docker yum -y install unixODBC-devel
-        docker exec -u root vertica_docker yum -y install pcre-devel
+        docker exec -u root vertica_docker dnf -y install gcc-toolset-9-gcc-c++.x86_64 
+        docker exec -u root vertica_docker dnf -y install unixODBC-devel
+        docker exec -u root vertica_docker dnf -y install pcre-devel
+        docker exec -u root vertica_docker dnf -y install perl
         docker cp ${{ github.workspace }} vertica_docker:/var/odbc-loader
-        docker exec -u dbadmin vertica_docker /bin/bash -c "sudo chown -R dbadmin:verticadba /var/odbc-loader"
-        docker exec -w /var/odbc-loader -u dbadmin vertica_docker /bin/bash -c "source /opt/rh/devtoolset-7/enable; \
-        make; \
-        make install"
+        docker exec -u root vertica_docker /bin/bash -c "sudo chown -R dbadmin:verticadba /var/odbc-loader"
+        docker exec -u root -w /var/odbc-loader vertica_docker dnf install -y make
+        docker exec -u dbadmin -w /var/odbc-loader vertica_docker scl enable gcc-toolset-9 "bash -c 'make; make install'"
+
     - name: Install ODBC clients
       run: |
-        docker exec -w /var/odbc-loader -u root vertica_docker wget https://downloads.mysql.com/archives/get/p/10/file/mysql-connector-odbc-8.0.31-1.el7.x86_64.rpm
-        docker exec -w /var/odbc-loader -u root vertica_docker rpm -i mysql-connector-odbc-8.0.31-1.el7.x86_64.rpm
+        docker exec -w /var/odbc-loader -u root vertica_docker wget https://repo.mysql.com/mysql80-community-release-el8-9.noarch.rpm
+        docker exec -w /var/odbc-loader -u root vertica_docker dnf install -y mysql80-community-release-el8-9.noarch.rpm
+        docker exec -w /var/odbc-loader -u root vertica_docker dnf install -y mysql-connector-odbc
+
     - name: Run Tests
       run: |
         docker exec -w /var/odbc-loader -u dbadmin vertica_docker make test
diff --git a/Makefile b/Makefile
index ca6ddf9..7fa3064 100644
--- a/Makefile
+++ b/Makefile
@@ -6,7 +6,7 @@ VSQL ?= /opt/vertica/bin/vsql
 LOADER_DEBUG = 0
 TARGET ?= ./lib
 
-ALL_CXXFLAGS := $(CXXFLAGS) -I $(SDK_HOME)/include -I $(SDK_HOME)/examples/HelperLibraries -fPIC -shared -Wall -g -std=c++11 -D_GLIBCXX_USE_CXX11_ABI=0
+ALL_CXXFLAGS := $(CXXFLAGS) -I $(SDK_HOME)/include -I $(SDK_HOME)/examples/HelperLibraries -fPIC -shared -Wall -g -std=c++11 -D_GLIBCXX_USE_CXX11_ABI=1
 ALL_CXXFLAGS += -DLOADER_DEBUG=$(LOADER_DEBUG)
 
 build: $(TARGET)/ODBCLoader.so