diff --git a/azure/apt.yml b/azure/apt.yml
index aa27d4a5513d5..8a28e6bcdb7f1 100644
--- a/azure/apt.yml
+++ b/azure/apt.yml
@@ -48,5 +48,6 @@ steps:
                        dovecot-pop3d \
                        dovecot-imapd \
                        sendmail \
+                       firebird-dev \
                        ${{ parameters.packages }}
     displayName: 'APT'
diff --git a/azure/configure.yml b/azure/configure.yml
index fa566bf6e76a1..3f5f98f596cd2 100644
--- a/azure/configure.yml
+++ b/azure/configure.yml
@@ -62,6 +62,7 @@ steps:
         --with-kerberos \
         --with-imap-ssl \
         --with-pdo-odbc=unixODBC,/usr \
+        --with-pdo-firebird \
         --enable-werror \
         --with-config-file-path=/etc \
         --with-config-file-scan-dir=/etc/php.d