diff --git a/Gemfile.lock b/Gemfile.lock
index 8aa1e849..da27d328 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -518,7 +518,8 @@ GEM
       diff-lcs (~> 1.5)
       expgen (~> 0.1)
       rainbow (~> 3.1.1)
-    pact_broker-client (1.75.2)
+    pact_broker-client (1.75.3)
+      base64 (~> 0.2)
       dig_rb (~> 1.0)
       httparty (>= 0.21.0, < 1.0.0)
       rake (~> 13.0)