diff --git a/debian/control b/debian/control
index 9115542..1c9d3e5 100644
--- a/debian/control
+++ b/debian/control
@@ -12,6 +12,7 @@
  libcairo2-dev,
  libgavl-dev,
  libopencv-dev,
+ ninja-build,
  pkgconf,
 Build-Depends-Indep:
  doxygen,