diff --git a/requirements.txt b/requirements.txt
index 065e7a2..dfb6339 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,4 +4,4 @@ regex
 # assemblyline-service-utilities also depends on multidecoder and pins the version number.
 # Make sure the version ranges are compatible when upgrading.
 assemblyline-service-utilities>=4.5,<4.6
-multidecoder>=1.1,<2.0
+multidecoder>=1.2,<2.0