diff --git a/meta-python/recipes-devtools/python/python3-colorzero_2.0.bb b/meta-python/recipes-devtools/python/python3-colorzero_2.0.bb
index 1a331d13f..fc1615e67 100644
--- a/meta-python/recipes-devtools/python/python3-colorzero_2.0.bb
+++ b/meta-python/recipes-devtools/python/python3-colorzero_2.0.bb
@@ -7,7 +7,10 @@ HOMEPAGE = " https://github.com/waveform80/colorzero "
 LICENSE = "BSD-3-Clause"
 LIC_FILES_CHKSUM = "file://LICENSE.txt;md5=ae6c62710c0646f3c60d1ad812ea9bf9"
 
-RDEPENDS:${PN} = "python3-image"
+RDEPENDS:${PN} += " \
+    python3-image \
+    python3-numbers \
+"
 
 SRC_URI[sha256sum] = "e7d5a5c26cd0dc37b164ebefc609f388de24f8593b659191e12d85f8f9d5eb58"