diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -32,7 +32,7 @@
 
 # Minimum versions of main dependencies.
 set(MLT_MIN_MAJOR_VERSION 6)
-set(MLT_MIN_MINOR_VERSION 16)
+set(MLT_MIN_MINOR_VERSION 18)
 set(MLT_MIN_PATCH_VERSION 0)
 set(MLT_MIN_VERSION ${MLT_MIN_MAJOR_VERSION}.${MLT_MIN_MINOR_VERSION}.${MLT_MIN_PATCH_VERSION})