diff --git a/meta-quanta/conf/layer.conf b/meta-quanta/conf/layer.conf
index 39655f5..a64d93e 100644
--- a/meta-quanta/conf/layer.conf
+++ b/meta-quanta/conf/layer.conf
@@ -7,4 +7,4 @@
 
 BBFILE_COLLECTIONS += "quanta-layer"
 BBFILE_PATTERN_quanta-layer := "^${LAYERDIR}/"
-LAYERSERIES_COMPAT_quanta-layer = "gatesgarth hardknott honister"
+LAYERSERIES_COMPAT_quanta-layer = "hardknott honister"
diff --git a/meta-quanta/meta-f0b/conf/layer.conf b/meta-quanta/meta-f0b/conf/layer.conf
index f29015e..021711a 100644
--- a/meta-quanta/meta-f0b/conf/layer.conf
+++ b/meta-quanta/meta-f0b/conf/layer.conf
@@ -7,4 +7,4 @@
 
 BBFILE_COLLECTIONS += "f0b-layer"
 BBFILE_PATTERN_f0b-layer = ""
-LAYERSERIES_COMPAT_f0b-layer = "gatesgarth hardknott honister"
+LAYERSERIES_COMPAT_f0b-layer = "hardknott honister"
diff --git a/meta-quanta/meta-gbs/conf/layer.conf b/meta-quanta/meta-gbs/conf/layer.conf
index 3f738a0..9f41e05 100644
--- a/meta-quanta/meta-gbs/conf/layer.conf
+++ b/meta-quanta/meta-gbs/conf/layer.conf
@@ -7,4 +7,4 @@
 
 BBFILE_COLLECTIONS += "gbs-layer"
 BBFILE_PATTERN_gbs-layer := "^${LAYERDIR}/"
-LAYERSERIES_COMPAT_gbs-layer = "gatesgarth hardknott honister"
+LAYERSERIES_COMPAT_gbs-layer = "hardknott honister"
diff --git a/meta-quanta/meta-gsj/conf/layer.conf b/meta-quanta/meta-gsj/conf/layer.conf
index a429102..7591e09 100644
--- a/meta-quanta/meta-gsj/conf/layer.conf
+++ b/meta-quanta/meta-gsj/conf/layer.conf
@@ -7,4 +7,4 @@
 
 BBFILE_COLLECTIONS += "gsj-layer"
 BBFILE_PATTERN_gsj-layer := "^${LAYERDIR}/"
-LAYERSERIES_COMPAT_gsj-layer = "gatesgarth hardknott honister"
+LAYERSERIES_COMPAT_gsj-layer = "hardknott honister"
diff --git a/meta-quanta/meta-olympus-nuvoton/conf/layer.conf b/meta-quanta/meta-olympus-nuvoton/conf/layer.conf
index c62ff26..e78bf95 100644
--- a/meta-quanta/meta-olympus-nuvoton/conf/layer.conf
+++ b/meta-quanta/meta-olympus-nuvoton/conf/layer.conf
@@ -7,4 +7,4 @@
 
 BBFILE_COLLECTIONS += "olympus-nuvoton-layer"
 BBFILE_PATTERN_olympus-nuvoton-layer := "^${LAYERDIR}/"
-LAYERSERIES_COMPAT_olympus-nuvoton-layer = "gatesgarth hardknott honister"
+LAYERSERIES_COMPAT_olympus-nuvoton-layer = "hardknott honister"
diff --git a/meta-quanta/meta-q71l/conf/layer.conf b/meta-quanta/meta-q71l/conf/layer.conf
index 98e7146..9919453 100644
--- a/meta-quanta/meta-q71l/conf/layer.conf
+++ b/meta-quanta/meta-q71l/conf/layer.conf
@@ -7,4 +7,4 @@
 
 BBFILE_COLLECTIONS += "q71l"
 BBFILE_PATTERN_q71l = ""
-LAYERSERIES_COMPAT_q71l = "gatesgarth hardknott honister"
+LAYERSERIES_COMPAT_q71l = "hardknott honister"